From owner-csm@net.bio.net Thu Nov 02 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!newsfeed.internetmci.com!in2.uu.net!utcsri!utnut!nott!nrcnet0.nrc.ca!csm
From: Pierre_Talbot@iaf.UQUEBEC.CA (Pierre Talbot)
Newsgroups: bionet.prof-society.csm
Subject: CSM and CFBS
Date: Thu, 02 Nov 95 19:01:40 EST
Organization: National Research Council, Canada
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Approved: csm@nrcbsa.bio.nrc.ca
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Originator: csm@nrcbsa.bio.nrc.ca

DATE: November 2, 1995
TO: CSM Members
FROM: Pierre Talbot, President
OBJECT: Possible affiliation of the Canadian Association of Microbiologists 
(CSM) with the Canadian Federation of Biological Societies (CFBS)

Dear colleague:

Please do not forget to send in, BEFORE NOVEMBER 15, your vote regarding a 
possible affiliation of CSM with CFBS, as described in the Fall CSM newsletter 
that you received about 2 weeks ago,and which included a ballot sheet.
Please e-mail your vote to the CSM Secretariat (csm@magi.com), where it will be 
counted anonymously.
Simply indicate in your message: YES or NO and if yes, how much you are 
prepared to pay for this affiliation: either $30, 20-29, 10-19, 1-9 or 0.
(remember that these numbers are for full members: post-docs pay 20% less and 
students 60% less).
Add any comments you like.
Write to me if you need more information (pierre.talbot@iaf.uquebec.ca).

Thank you for taking the time to decide the future of your Society!

(Please disregard this message if you have already sent in your vote)

-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

From owner-csm@net.bio.net Thu Nov 02 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!newsfeed.internetmci.com!in2.uu.net!utcsri!utnut!nott!nrcnet0.nrc.ca!csm
From: Pierre_Talbot@iaf.UQUEBEC.CA (Pierre Talbot)
Newsgroups: bionet.prof-society.csm
Subject: SCM et CFBS
Date: Thu, 02 Nov 95 19:01:41 EST
Organization: National Research Council, Canada
Lines: 32
Approved: csm@nrcbsa.bio.nrc.ca
Distribution: world
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Originator: csm@nrcbsa.bio.nrc.ca

DATE: 2 novembre 1995
AUX: Membres de la SCM
DE: Pierre Talbot, President
OBJECT: Affiliation possible de la Societe canadienne des microbiologistes 
(SCM) a la Federation canadienne des societes de biologie (FSCB)


Cher(chere) collegue:

N'oubliez-pas de voter, AVANT LE 15 NOVEMBRE, a propos d'une association 
possible de la SCM avec la FCSB, tel que decrit dans le  bulletin de nouvelles 
d'automne de la SCM, que vous avez recu il y a environ 2 semaines, et qui 
comprenait une feuille de vote.
Veuillez envoyer votre vote au Secretariat (csm@magi.com), ou il sera compile 
de facon anonyme.
Indiquez simplement OUI ou NON, et si oui, combien vous seriez pret a payer 
pour cette association: soit 30, 20-29, 10-19, 1-9 ou 0 $.
(Souvenez-vous que ces montants sont pour les membres reguliers: les post-docs 
paient 20% de moins et les etudiants 60% de moins).
Ajoutez vos commentaires si vous le desirez.
Ecrivez-moi si vous desirez plus d'information (pierre.talbot@iaf.uquebec.ca).

Merci de prendre le temps de decider de l'avenir de votre Societe!

(Veuillez ne pas portez attention a ce message si vous avez deja envoye votre 
vote)

-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

From owner-csm@net.bio.net Sun Nov 05 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!elroy.jpl.nasa.gov!swrinde!howland.reston.ans.net!torn!nott!nrcnet0.nrc.ca!csm
From: nash@nrcbsa.bio.nrc.ca
Newsgroups: bionet.prof-society.csm
Subject: CSM spam
Date: Mon, 06 Nov 95 11:18:00 EST
Organization: National Research Council, Canada
Lines: 37
Approved: csm@nrcbsa.bio.nrc.ca
Distribution: world
Message-ID: <309E3629@coursmtp.nrc.ca>
NNTP-Posting-Host: nrcbsa.bio.nrc.ca
Originator: csm@nrcbsa.bio.nrc.ca

Dear CSM members and newsgroup subscribers,
 
Those of you who receive this newsgroup by email probably received an
"interesting" and off-topic message recently.  If you are a Usenet
newsgroup user, you will have recognised this as "spam" and ignored
it.  For those of you who are wondering what has happened, here is a
brief explanation.
 
The latest fashion among sex providers and other charlatans on the
Internet is to hijack newsgroups (and in CSM's case, newsgroup to
email gateways) and flood them with messages advertising their
nefarious wares. Flooding several newsgroups in this manner is called
"spamming" and the message is called "spam" (I didn't invent the
term).  It involves "hacking" the methods of propagating messages on
Usenet and (and news to email gateways) and sending the offender's own
advertisement or political statement, often with forged moderator's
approval.
 
This particular individual hijacked several thousand different message
bases (related to topics from star-trek to science to music),
affecting at least a million subscribers!!!  S/he managed to bypass
our moderation which is designed to avoid these occurrences.  Their
service provider is attempting to "clean up" the damage by cancelling
messages, but this only works on newsgroups, not email lists.
 
Sorry, but it can't be helped or overcome.  You just have to ignore
it, and realise that for every one which gets through to you, your
friendly moderator has pitched a hundred in the bit-bucket.
 
john
 

-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

From owner-csm@net.bio.net Sun Nov 05 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!newsfeed.internetmci.com!in2.uu.net!spool.mu.edu!torn!nott!nrcnet0.nrc.ca!csm
From: csm@nrcbsa.bio.nrc.ca
Newsgroups: bionet.prof-society.csm
Subject: Re: CSM Spam
Date: Mon, 6 Nov 1995 15:15:03 -0500 (EST)
Organization: National Research Council, Canada
Lines: 48
Approved: csm@nrcbsa.bio.nrc.ca
Distribution: world
Message-ID: <YesICanForgeMessageIdsToo@nrc.ca>
NNTP-Posting-Host: nrcbsa.bio.nrc.ca
Originator: csm@nrcbsa.bio.nrc.ca


Dear CSM members,

My-my, we certainly stirred up some life today. I wish this mailbox
was so busy with CSM stuff <hint! hint!>.

In response to my email explaining the recent spamming of our email
server, I received the following note.  Since I received it by private
email, etiquette demands that I remove the sender's identification.

csm member writes:
>Thanks for the explanation. I am relatively new to the net, and was a little
>annoyed and let them know. Is it better to ignore or retort prior to
>trashing? Thanks for the explanation and for the friendly moderation!

My response: 

Usually, by the time you read spam, the system administrators of the
larger systems will have seen it and acted to remove it. At 8:15 am
EST, the recent offending message had already disappeared from the
Usenet newspools of the systems in Ottawa and in Denver, Colorado that
I use to check message propagation.

The news-to-email gateway is a few hours behind, so by the time that
email users see spam, the perpetrator's mailbox will be clogged and
sending bounced mail.  As I said before: unfortunately, spammed email
cannot be cancelled. I suggest (as does BIOSCI/bionet) that you read
this newsgroup by Usenet reader instead of by email if this is an
issue (it's also easier on your mailbox - ask your computer support
folk for details).

Spammers know they will lose their accounts for spamming - it's a
calculated risk they take, and complaints to them or their innocent
Internet Service Providers actually hamper their efforts to repair
damage by slowing their systems down.  I would advise you NOT to
respond to spam as BIOSCI/bionet (or your friendly moderator) will
complain loudly for you.

However, if you are offended by a single rude posting, an email to
postmaster@(the offender's sitename.domain) will do the trick. It is
considered polite Usenet etiquette to CC the offender in this case.

john
-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

From owner-csm@net.bio.net Mon Nov 06 22:00:00 1995
Path: biosci!ns1.faseb.org!ns1.faseb.org!not-for-mail
From: ascbinfo@faseb.org (ASCB Info)
Newsgroups: bionet.prof-society.ascb,bionet.prof-society.faseb,bionet.prof-society.csm,bionet.announce,bionet.prof-society.biophysics
Subject: NIH Funding Alert
Date: 7 Nov 1995 15:59:57 -0500
Organization: FASEB
Lines: 144
Sender: ascbinfo@ns1.faseb.org
Approved: moderator@faseb.org
Message-ID: <47oh6g$k24@ns1.faseb.org>
NNTP-Posting-Host: ns1.faseb.org
Xref: biosci bionet.prof-society.ascb:57 bionet.prof-society.faseb:14 bionet.prof-society.csm:49 bionet.announce:2597 bionet.prof-society.biophysics:19


     
     ----
     November 8, 1995
     
     To:       Members of the Congressional Liaison
               Committee
     From:     Joint Steering Committee for Public Policy
     Re:       NIH Funding Letter-Immediate Action Needed
     
     THE ISSUE
     
     In response to the current budget impasse, the
     co-chairs of the Congressional Biomedical Research
     Caucus circulated a "Dear Colleague" letter on the NIH
     budget situation.  The letter was circulated by Reps.
     George Gekas (R-PA), Bill Richardson (D-NM), and Cliff
     Stearns (R-FL) and asks that the NIH be a top priority
     during budget negotiations and be funded at the highest
     possible level for FY'96.   
     
     ACTION NEEDED
     
     CLC members are asked to contact their Representatives
     now through December 1 to ask that they sign the "Dear
     Colleague" letter in support of increased funding for
     the NIH.  Please call the Capitol switchboard (tel:
     202/224-3121) to connect to your Representative's
     office. Ask that the Congressman/woman contact Seth
     Johnson in Congressman Gekas' office at 202/225-4315.
     
     The following Members have already signed the "Dear
     Colleague" letter: Porter (R-IL), Coyne (D-PA),
     Nethercutt (R-WA), Klug (R-WI), Fowler (R-FL), Clayton
     (D-NC), Pallone (D-NJ), Bentsen (D-TX), Morella (R-MD),
     Cunningham (R-CA), Clayton  (D-NC), Davis (R-VA), Fox
     (R-PA), Olver (D-MA), Maloney (D-NY), Hall (D-OH),
     DeFazio  (D-OR), Frank (D-MA), Markey (D-MA), Dellums
     (D-CA), McDermott (D-WA), Meehan (D-MA), and Dingell
     (D-MI).
     
     Dear Colleague:
     
     We are deeply concerned that the 5.7% FY'96 funding
     increase for the National Institutes of Health (NIH)
     passed by the House may be permanently delayed by the
     application of an across the board funding formula in
     any Continuing Resolution for Appropriations (CR). 
     Under the current operating CR until Nov. 13th, the NIH
     is now funded by a 5% decease in funds from the FY'95
     funding level. 
     
     The NIH is a program that all parties in the budget
     negotiations-- the Administration, the House and Senate
     Appropriations Committees- -agreed was among the
     highest funding priorities for FY'96.  It is
     foreseeable that the NIH may continue to be funded at
     the reduced level of 95% of last year's funds
     throughout FY'96.  This would seriously jeopardize our
     progress in biomedical research and produce a result
     that no one supported.
     
     We are asking you to join us in the attached letter to
     President Clinton, Speaker Gingrich, Chairman
     Livingston, Senate Majority Leader Dole, and Chairman
     Hatfield.  Please contact Seth Johnson at 225-4315 if
     you would like to sign on to the letter.
     
     (Signed)
     George Gekas, Bill Richardson, Cliff Stearns
     
     Excerpts of the letter to be signed by your Member of
     Congress follow:
     
     Dear____:
     
     We are concerned about the current funding situation
     for the NIH.  The NIH.  The NIH is a world leader in
     biomedical research.  Its programs enjoy the broad
     bipartisan support of both the Congress and the
     American public.  The Administration, as well as the
     House and Senate Appropriations Committees, all
     recommended FY'96 funding increases for the NIH, but
     the current CR reduces NIH funding to 95% of the FY'95
     funding level.  This reduction is unnecessary to
     achieve a balanced budget since both the House and
     Senate Appropriations Committees recommended the NIH
     increase in the context of a seven-year balanced budget
     plan.
     
     If the current CR's funding reduction for the NIH were
     to be continued beyond the November 13th expiration
     date in any future budget agreements, there will be
     serious consequences for the progress of biomedical
     research in the United States.  The unintended
     consequences of across-the-board funding formulas with
     no budget priority decisions threaten future research
     efforts.  Disease costs the nation billions every year
     in health care costs.  As we strive to achieve a
     balanced budget, we must adopt policies and funding
     priorities that make the most of scarce federal
     dollars.  Federal funding for biomedical research
     should be a top priority because without new strategies
     to prevent, intervene and treat diseases, health care
     costs will continue to spiral out of control.
     
     For example, last year the nation spent $90 billion on
     the care of the Alzheimer's patients.  Significant
     progress through biomedical research to delay the most
     debilitating aspects of a disease requiring around the
     clock nursing care would save billions of Medicare and
     Medicaid dollars every year.  An investment of one
     billion dollars in NIH research wuld be a bargain to
     save approximately $40 billion in federal health care
     costs.  Currently, we fund only $300 millioon for NIH
     research on Alzheimer's disease. Adequate funding for
     the NIH not only saves scarce federal health care
     dollars, but also provides hope and solutions to the
     victims of diabetes, heart, stroke, and other chronic
     diseases.
     
     We strongly urge you to fund the National Institutes of
     Health in any budget agreement at the highest possible
     level for FY'96, consistent with the funding priorities
     set by the House and Senate Appropriations Committees
     and the Clinton Administration.
     
     Sincerely,
     (signed Member of Congress) 
     
                    *              *              *
     
     For more information, contact Jim Bernstein at the ASCB
     at 301/530-7153, or Pete Farnham at the ASBMB at
     301/530-7147. 
     ASCB
     ASBMB
     BS
     GSA
     AAA
     
     
     


From owner-csm@net.bio.net Thu Nov 09 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!newsfeed.internetmci.com!howland.reston.ans.net!torn!nott!nrcnet0.nrc.ca!csm
From: ba099@freenet.carleton.ca (Lynn Anderson)
Newsgroups: bionet.prof-society.csm
Subject: CSM Newsletter
Date: Fri, 10 Nov 1995 09:58:46 -0500
Organization: National Research Council, Canada
Lines: 1024
Approved: csm@nrcbsa.bio.nrc.ca
Distribution: world
Message-ID: <199511101458.JAA26899@freenet3.carleton.ca>
Reply-To: csm@magi.com
NNTP-Posting-Host: nrcbsa.bio.nrc.ca
Originator: csm@nrcbsa.bio.nrc.ca

[Moderator's note: My apologies if the French accents don't turn out
correctly. I believe it maybe an Internet gateway problem or a
terminal-dependent character translation problem.  - JN ]

-------------------------------------------------------------------------
  
                                     Canadian Society of Microbiologists/
                                  Societe canadienne des microbiologistes
                                                 established/etablie 1958



President's Message / Message du president . . . . . . .1
1995 Travelling Lectureship / Conference mobile 1995 . .3
The 1995 New England Biolabs Award Lecture / Conference 
du Prix New England Biolabs  . . . . . . . . . . . . . .5
Books to Review / Livres a evaluer . . . . . . . . . . .6
Book Reviews / evaluations de livres.. . . . . . . . . .7
Meetings / Congres . . . . . . . . . . . . . . . . . . 10
Canada-Wide Science Fair - CSM Award Winner Writes to us / 
Exposition scientifique pan-canadienne: le gagnant du prix de 
la SCM nous ecrit. . . . . . . . . . . . . . . . . . . 10
Position / Poste disponible. . . . . . . . . . . . . . 10
Employment Placement Service / Service de placement. . 12



The CSM Newsletter is published three times a year: Fall, Winter &
Spring.  Deadlines are August 15 (Fall), December 1 (Winter) and March
1 (Spring).  Direct correspondence, submissions or inquiries
concerning advertising to:

Le bulletin de nouvelles de la SCM est publie trois fois par annee:
Automne, Hiver et Printemps.  Les echeances de publication sont le 15
aot (Automne), le 1er decembre (Hiver et le 1er mars (Printemps).
La correspondance directe, les soumissions et les requtes a propos
des annonces doivent tre envoyees a:

CSM SECRETARIAT/SECReTARIAT SCM
A.S.A.P. Management Services
1200E Prince of Wales Drive, Ottawa, ON, K2C 1M9
Lynn Anderson or Shirley Newell
(613) 723-7233 or/ou csm@magi.com

or you may contact directly / ou vous pouvez contacter directement:

PRESIDENT OF THE CSM / PReSIDENT DE LA SCM
Dr. Pierre Talbot
(514) 687-5010 x.4406 or/ou pierre_talbot@iaf.uquebec.ca

NEWSLETTER EDITOR / eDITEUR DU BULLETIN DE NOUVELLES
Dr. Ted Medzon
(519) 661-3429 or/ou medzon@julian.uwo.ca


ISBN:  0316-4934 
President's Message /
Message du president

by/par Pierre Talbot, Ph.D.

Welcome to the new Canadian Society of Microbiologists:  a time for action!

It has been more than forty years since the visionary Dr. Murray
became the first President of the new Canadian Society of
Microbiologists.  He was followed by an impressive list of
microbiologists dedicated to the cause of microbiology in Canada
enough to become President of this Society.  And this list includes
Dr.  Armand Frappier, who had founded in 1938 the Institute where I
work and which proudly bears his name and heritage.  Thanks to the
persuasion quality of Claude Hamelin, whom many of you may remember
the landmark Presidential speech in 1987 in Saskatoon, I now bear the
intimidating responsibilities of being President of the CSM, knowing
that I was not even born when Armand Frappier did the same.  But what
a stimulating challenge to be able to contribute ever so little to
ensuring the future of the CSM is as bright as its past, in these
years when microbiology is challenged by budget cutbacks that even
contribute to put into question its own identity to a point where a
Canadian Association of Microbiology Chairpersons was created last
summer.  The CSM also has a very important role to play in promoting
microbiology in Canada, hence the sub-title of this unusually long
message.

We should all be proud to belong to a multi-disciplinary pan-Canadian
Society that brings together all those who are interested in the
"study of microbes".  But that is exactly where a problem lies: not
all Canadian microbiologists from universities, government and
industry have chosen to be members of the CSM, for various reasons.
Criticism of the CSM is sometimes heard: it is said to have no
visibility with decision makers and the scientific caliber of the
annual meeting is said to encourage some to chose instead to attend a
big American meeting such as ASM or ASV.  Whether we agree or not,
this does introduce three objectives that we must pursue in the next
years: CSM should be an attractive organization for all Canadian
microbiologists, including its annual general meeting, and should have
a high profile and visibility among those that have the power to make
decisions that will impact on our profession and our future.

As you will see with the enclosed Membership Directory, the CSM
Executive, under the guidance of the 1st Vice-President Owen Ward,
wanted to radically transform the Directory and incorporate into it
the information previously found in the Graduate Studies issue.  We
hope that it will meet with your approval and that you will send us
your suggestions to improve it next year.  With the help of Ted
Medzon, we plan to build a Web site for the CSM on the Internet that
will complement the discussion group "bionet.prof-society.csm",
coordinated by John Nash, and within which we plan to publish more and
more information, including this newsletter, while hoping that our
Internet-surfing microbiologist members will take advantage of this
forum to exchange ideas and information on various aspects of
microbiology in Canada.  Do not hesitate to let us know what you
expect of the CSM.

Finally and as announced by our now Past-President Ray Marusyk in the
Jan-Feb.  1995 newsletter and amply discussed at the very successful
Annual Meeting organized by Andrew Kropinski and his colleagues in
Kingston last June, time has now come for you to make an important
decision about a possible association of the CSM with the Canadian
Federation of Biological Societies (CFBS).  The CSM Executive asks you
to participate in large numbers in this very important choice by
returning the enclosed ballot to the Secretariat before November 15.
The Past-President of CFBS explained the purpose and mandate of CFBS
in our last newsletter.  This Federation regroups more than a dozen
Societies like CSM and holds an Annual Meeting with some of them in
June during the same week as our own meeting but from Wednesday to
Saturday rather than Sunday to Thursday.

I think that the main advantage for us to join CFBS would be to have a
strong voice in Ottawa, where the full-time CFBS Executive Director
Dr. Paul Hough, runs an office in constant contact with people and
organizations that make decisions regarding Canadian science policy
and funding that affect all of us, relaying to them the concerns of
the Societies that are members of CFBS. A recent example was their
involvement in the appointment of the new President of NSERC as of
October 1st, Dr. Tom Brzustowski.  Another advantage for several of
our members would be to consider the possibility of holding our Annual
Meeting at the same location as CFBS (which we will do in 1998
whatever happens since we have agreed to hold a joint CSM-CFBS meeting
then) which would allow productive and exciting exchanges with
colleagues from related disciplines, for example biochemistry and
molecular biology, while preserving our identity of microbiologists by
continuing to hold our own separate meeting (this is only and idea and
we may very well decide to continue to hold our own completely
separate meeting, as do several Societies that are affiliated with
CFBS, such as the Canadian Society of Immunology).

Dear Canadian microbiologists colleagues, make your opinions known and
do get involved: strength is in uniting, whether within our own
discipline or with others!


Bienvenue a la nouvelle Societe canadienne des microbiologistes: c'est
le temps d'agir!

Voila plus de quarante ans que le visionnaire docteur Murray devenait
le premier president de la nouvelle Societe canadienne des
microbiologistes.  Il fut suivi d'une liste impressionnante de
microbiologistes dedies a la cause de la microbiologie au Canada au
point de presider cette Societe.  Et cette liste inclut bien sr le
docteur Armand Frappier, qui avait fonde en 1938 I'Institut o je
travaille et qui porte fierement son nom et son heritage.  Grce a
l'oeuvre de persuasion de Claude Hamelin, dont plusieurs se
souviennent encore du discours memorable de president-sortant en 1987
a Saskatoon, je porte aujourd'hui le lourd fardeau de presider la SCM
alors que je n'etais mme pas ne lorsque le docteur Frappier
faisait de mme.  Mais quel defi stimulant que de contribuer un
tant soit peu a porter la SCM vers l'avenir, en ces annees o la
microbiologie est prise d'assaut par les coupures budgetaires qui
contribuent mme a remettre en cause son identite, au point de
stimuler la formation l'ete dernier de l'Association canadienne des
directeurs et directrices de departements de microbiologie.  La SCM a
aussi un rOle tres important a jouer dans la promotion de la
microbiologie au Canada, d'o le sous-titre de ce message
inhabituellement long.

Nous devrions tous tre fiers d'appartenir a une Societe
pan-canadienne multi- disciplinaire qui regroupe toutes les personnes
interessees a "l'etude des microbes".  Mais voila justement le
probleme: les microbiologistes canadiens des milieux academiques,
gouvernementaux et industriels ne sont pas tous membres de la SCM,
pour diverses raisons.  Certaines critiques de la SCM sont parfois
entendues: elle n'aurait pas de visibilite aupres des preneurs de
decisions et le calibre scientifique de son congres annuel porterait
plusieurs a y substituer plutOt un gros congres americain comme celui
de l'ASM ou de l'ASV.  Que nous soyons d'accord ou pas, voila qui
introduit trois objectifs pour les annees qui viennent: la SCM doit
tre attrayante pour tous les microbiologistes canadiens, y
incluant son congres annuel, et elle doit avoir une forte visibilite
aupres de ceux qui ont le pouvoir de decider de notre fonctionnement
et de notre avenir.

Comme vous le constaterez en consultant le nouvel annuaire des members
de la SCM joint a cet envoi, votre Executif a voulu rajeunir cet
annuaire, sous l'impulsion dynamique de votre premier vice-president
Owen Ward, pour en faire un outil qui rendra la SCM encore plus utile
a ses membres et qui incorpore aussi l'information sur les etudes
avancees precedemment publiee separement.  Nous esperons que vous en
serez satisfaits et que vous nous ferez part de vos commentaires pour
l'ameliorer l'an prochain.  Avec l'aide de Ted Medzon, nous comptons
creer sous peu un site Web de la SCM sur Internet, qui s'ajoutera au
groupe de discussion "bionet. prof-society.csm", pilote par John Nash,
et sur lequel nous comptons afficher de plus en plus de materiel, dont
ce bulletin de nouvelles, tout en esperant que nos membres
microbiologistes internautes profiteront de cette tribune pour
echanger sur divers aspects de la microbiologie au Canada.
N'hesitez-pas a nous faire savoir ce a quoi vous vous attendez de la
SCM.

Pour terminer et tel qu'annonce par notre president-sortant Ray
Marusyk dans le bulletin de nouvelles de janvier-mars 1995 et
amplement discute lors de notre excellent congres annuel organise par
Andrew Kropinski et ses collegues a Kingston en juin dernier, le
moment est maintenant venu pour vous de prendre une decision
importante a propos d'une affiliation eventuelle de la SCM avec la
Federation canadienne des societes de biologie (FCSB). L'Executif de
la SCM vous demande donc de participer massivement a ce choix tres
important en retournant au Secretariat d' ici le 15 novembre le
bulletin de vote joint a ce bulletin.  Le president-sortant de la FCSB
vous expliquait dans notre dernier bulletin de nouvelles en quoi
consiste cette Federation qui regroupe plus d'une douzaine de societes
scientifiques comme la SCM et qui tient un congres annuel avec
quelques- unes d'entre elles en juin, durant la mme semaine que
celle o nous tenons notre propre congres, mais du mercredi au
samedi plutOt que du dimanche au jeudi.

L'avantage principal de nous joindre a cette Federation serait, a mon
avis, de retrouver une voix forte pour la microbiologie a Ottawa,
o le directeur executif de la FSCB, le docteur Paul Hough, tient
un bureau occupe a temps complet a interagir avec les divers decideurs
de la politique scientifique au Canada, a leur relayer les diverses
preoccupations des societes membres et a retourner a celles-ci
diverses informations importantes.  Un exemple concret et tres recent
de leur action a ete d'tre implique dans le choix du nouveau
president du CRSNG, le docteur Tom Brzustowski qui occupe ce poste
depuis le 1er octobre.  Un autre avantage pour plusieurs de nos
membres serait de penser a tenir notre congres annuel au mme
endroit que celui de la FCSB, ce que nous ferons quoiqu'il arrive a
Edmonton en 1998 (congres conjoint SCM-FCSB), ce qui permettrait des
echanges productifs avec nos collegues d'autres disciplines, par
exemple la biochimie et la biologie moleculaire, tout en conservant
notre identite de microbiologistes en continuant a tenir notre propre
congres separe (ce n'est la qu'une idee et nous pourrions tres bien
decider de continuer a tenir un congres completement separe, comme le
font d'ailleurs plusieurs societes membres de la FCSB, comme la
Societe canadienne d'immunologie).

Chers collegues microbiologistes canadiens, exprimez-vous et
impliquez-vous: l'union fait la force, que ce soit dans notre
discipline ou avec d'autres!


The 1995 CSM Travelling
Lectureship/ La conference
mobile de la SCM 1995

by/par Colin R. Bell, Ph.D.

The recipient of this year's CSM Travelling Lectureship was Dr. Harvey
Artsob, Chief of National Laboratory for Special Pathogens, LCDC,
Ottawa.  Dr. Artsob travelled to each of the four Maritime provincial
capitals during the week of March 20 delivering talks to both the
general public and the medical profession.  He delivered presentations
throughout the week on his speciality of Zoonotic Diseases.

Harvey's sojourn started in St. John's with Dr. John Gow as host.  His
presentation to the Department of Biology at MUN was attended by over
50 people, with a good representation of entomologists as well as
microbiologists.  He then conferred with Dr. Sam Ratnam, the
provincial bacteriologist, and other members of staff, at the General
Hospital.

The next port of call was Fredericton where Dr. Bill Lynch of UNB and
Dr. Peter Leighton of Everett Chalmer's Hospital graciously served as
hosts.  On the Tuesday morning, March 21, Dr. Artsob's presentation to
the clinicians at Everett Chalmer's on Arbovirus, Hantavirus and Lyme
Disease in Canada was teleconferenced to other medical institutions
throughout New Brunswick.  Four other centres signed on for the
teleconference.  Following the time at the hospital, Harvey then
delivered the more general talk on Zoonotic Diseases to over 40 people
in the Department of Biology at UNB.  Potential research
collaborations were raised by a few researchers.

On Wednesday, Dr. Artsob was in Halifax with Dr. Ken Rozee as host.
The first presentation was of a more clinical nature, in a roundtable
format, to the staff of the clinical research unit of the Victoria
General Hospital.  In the afternoon, the talk on zoonoses was attended
by 40-50 people.  During this presentation, Dr. Artsob paid tribute to
the late Dr. Juan Embil, who died in 1994, noting that Dr. Embil is
responsible for much of our present knowledge on the occurrence of
arboviruses in Nova Scotia, New Brunswick and Prince Edward Island.

The final city visited was Charlottetown where Dr. Barbara Horney of
the Atlantic Veterinary College served as hostess.  Dr. Artsob gave
two lectures held on the campus of UPEI.  The first talk on zoonoses
was attended by over 90 people from a wide range of backgrounds.  The
audience consisted of veterinary students, faculty of the AVC, local
veterinarians, physicians, personnel from the provincial health
department and wildlife biologists.  The audience at the second talk
was much smaller due to inclement weather which blew in that evening.
However once again collaborations and an invitation to speak again to
a meeting of Veterinary Pathologists arose from the meeting.

All hosts commented how stimulating Dr. Artsob's presentations were
and so, on behalf of the CSM, I wish to thank Harvey for his time and
effort.  I note with pleasure that Harvey was moved by the hospitality
he received while in the Maritimes, so I believe I can close by saying
that the lectureship was a success for all concerned.



Le conferencier mobile de la SCM pour l'annee 1995 a ete Dr. Harvey
Artsob, Chef du Laboratoire national des pathogenes speciaux, LCLM,
Ottawa.  Le docteur Artsob s'est rendu dans chacune des capitales des
quatre provinces Maritimes durant la semaine du 20 mars pour y
prononcer des conferences qui s'adressaient au grand public et a la
profession medicale.  Ses presentations touchaient sa specialite: les
maladies liees aux zoonoses.

Le sejour du Dr. Artsob a commence a Saint-Jean, Terre-Neuve, o le
Dr. John Gow fut son hOte.  Sa presentation au departement de biologie
de l'Universite Memorial a attire plus de 50 personnes, avec une bonne
representation d'entomologistes et de microbiologistes. Il a ensuite
discute avec le bacteriologiste provincial, le Dr. Sam Ratnam, et
d'autres membres du personnel du General Hospital.

L'arrt suivant fut Fredericton, o les docteurs Bill Lynch de
l'Universite du Nouveau-Brunswick et Peter Leighton du Everett
Chalmer's Hospital ont gracieusement servi d'hOtes.  Le mardi matin 21
mars, la conference du Dr. Artsob aux cliniciens du Everett Chalmer's
Hospital a propos des arbovirus, du Hantavirus et de la maladie de
Lyme fut retransmise a quatre autres institutions medicales a travers
le Nouveau-Brunswick.  Par la suite, Harvey a presente une conference
plus generale sur les maladies liees aux zoonoses devant plus de 40
personnes au departement de biologie de l'Universite du
Nouveau-Brunswick.  Des collaborations possibles de recherche furent
discutees par quelques chercheurs.

Le mercredi, le Dr. Artsob etait a Halifax, avec le Dr. Ken Rozee
comme hOte.  Sa premiere conference fut de nature plus clinique et
dans le format d'une table ronde avec les employes de l'unite de
recherche clinique du Victoria General Hospital. Dans l'apres-midi, la
conference sur les zoonoses a attire entre 40 et 50 personnes.  Durant
cette presentation, le Dr. Artsob a rendu hommage au docteur Juan
Embil, decede en 1994, faisant remarquer que le Dr. Embil etait a
l'origine d'a peu pres tout ce que nous connaissons maintenant sur la
prevalence des arbovirus en Nouvelle-ecosse, au Nouveau-Brunswick et a
l'Ile du Prince edouard.

La derniere ville visitee fut Charlottetown, o le Dr. Barbara
Horney, du Atlantic Veterinary College a joue le rOle d'hOtesse.  Le
Dr. Artsob a alors presente deux conferences sur le campus de
l'Universite.  Plus de 90 personnes de diverses specialites ont
assiste a sa premiere conference sur les zoonoses: il s'agissait
d'etudiants de la Faculte de medecine veterinaire, de professeurs du
College veterinaire, de medecins veterinaires locaux, de medecins,
d'employes du departement de sante provinciale et de biologistes de la
faune.  L'auditoire pour la deuxieme conference fut beaucoup plus
reduit en raison de la mauvaise temperature lors de cette soiree.
Malgre tout, des idees de collaboration et une invitation a revenir
parler au pathologistes veterinaires ont resulte de cette conference.

Tous les hotes ayant commente sur la qualite stimulante des
presentations du Dr.  Artsob, j'aimerais donc, au nom de la SCM,
remercier Harvey pour son temps et ses efforts.  Je note avec plaisir
que Harvey a ete emu de l'hospitalite reue alors qu'il visitait
les Maritimes et je peux donc conclure en disant que cette serie de
conferences fut un succes pour tous.


The 1995 New England Biolabs Award Lecture / Conference du Prix New
England Biolabs


Assembly and diversity of surface polysaccharides in gram negative
bacteria.  Abstract of the 1995 New England Biolabs Award Lecture
presented by Chris Whitfield, Department of Microbiology, University
of Guelph at the Kingston CSM meeting.

The molecules and macromolecules found on the surfaces of bacterial
cells show remarkable structural variations and give rise to
tremendous antigenic diversity.  In members of the family
Enterobacteriaceae, much of the cell surface is covered by
polysaccharides, including capsular polysaccharides (K-antigens),
lipopolysaccharides (LPSs) and enterobacterial common antigen (ECA).
In my laboratory we are interested in the mechanisms involved in the
synthesis of these polysaccharides, interactions between the various
synthesis pathways, and the molecular basis for their structural and
antigenic diversity.  Much of our current research involves LPSs.
Lipopolysaccharides are amphipathic glycoconjugates which are
essential and characteristic components of the gram- negative outer
membrane.  The hydrophobic lipid A domain of LPS forms the outer
leaflet of the outer membrane.  The hydrophilic O antigen is attached
via the core oligosaccharide to lipid A and extends away from the cell
surface.  The resulting surface layer is involved in interactions with
the environment and often functions in a protective capacity.
Lipopolysaccharides have long been acknowledged to be important
virulence determinants in pathogenic bacteria.  Structural diversity
in O antigens results from variations in sugar composition, sequences
of sugars and linkages, and substitution of monomers with non-sugar
residues.

There are two pathways known for the synthesis of O antigens.  Both
pathways begin with sugar nucleotide precursors synthesized in the
cytoplasm and terminate by addition (ligation) of completed O antigen
to preformed (and independently synthesized) lipid A-core at the
periplasmic face of the plasma membrane.  The intervening events are
quite different in each pathway and reflect fundamental differences in
the transmembrane topology of the O-antigen synthetic complexes.  Work
in Miguel Valvano's laboratory at the University of Western Ontario
and by the groups of Paul Manning, Renato Morona, and Peter Reeves in
Australia has focused on the biosynthesis of heteropolysaccharide O
antigens in Salmonella enterica, Shigella species and some E. coli
isolates.  Heteropolysaccharide O antigens are assembled by a
block-wise assembly process in which individual oligosaccharide repeat
units (O units) are assembeld in lipid intermediates at the
cytoplasmic face of the plasma membrane.  The lipid-linked O units are
then exported to the periplasmic face, where two characteristic
enzymes, Rfc and Rol, are involved in the polymerization of the O
units prior to ligation.  The biosynthesis of homopolysaccharide O
antigens from E. coli, Klebsiella species, and Serratia marcescens has
been studied in my laboratory and by the groups of Klaus Jann in
Germany and Nobuo Kido in Japan.  Homopolysaccharide O antigens are
not assembled in a block-wise fashion.  Instead, fully polymerized O
antigens are assembled by sequential and processive transfer of sugars
to a lipid intermediate at the cytoplasmic face of the plasma
membrane.  An ATP-binding cassette transporter is then required for
export of the polymer to the periplasmic face of the plasma membrane
prior to ligation.  No Rfc or Rol enzymes are involved.  This system
resembles formation of some capsular polysaccharides in E. coli,
Neisseria meningitidis, and Haemophilus influenzae.

Although molecular bioloy has allowed us to begin to describe the
components involved in assembly of O antigens, we are still a long way
from understanding the precise mechanisms involved in these process.
The two most intriguing questions, with perhaps the broadest
implications, are: 1) How are polysaccharides or lipid-linked O units
translocated across the plasma membrane?  and 2) What are the steps
involved in taking a completed LPS molecule from the ligation step at
the periplasmic face of the plasma membrane, to its final destination
on the cell surface?

Evolution of antigenic diversity in O antigens is generally thought to
have occurred via repeated rearrangements and reassortments of genes
within the gene cluster (designated rfb) whose products are
responsible for O antigen formation.  Lateral transfer of rfb genes
from other serotypes or species, followed by recombination within rfb,
provides one mechanism which could account for the extensive diversity
that exists today.  There are now several examples which support such
events.  In E. coli 09:K30, we have found IS1 elements flanking a
duplicated region within rfb.  The duplicated regions contain two
genes, rfbM and rfbK, and each of the duplicated gene pairs is flanked
by unique sequences, allowing distinction between the two varients.
In surveys of other 09 isolates we find either one or the other
variant of the rfbM and rfbK pair, but most strains lack the
duplication.  IS1-mediated events may therefore have played a role in
establishing the diversity in rfbM and rfbK in this serotype.  Peter
Reeves' group have described hybrid rfb clusters in some S. enterica
serovars, which are proposed to have originated by a recombination
event between two known rfb clusters.  A repeat sequence element
(H-repeat) is implicated in the process.  Similar events are now
thought to have been involved in the transfer of new genes into the
rfb cluster of Vibrio cholerae 01, to give rise to the 0139 isolate
which is the causative organism in emerging cholera epidemics.
Evasion of the immune response raised against previous infection with
the 01 serotype provides a very strong selective pressure favouring
acquisition and maintenance of the new 0139 genes.  While these
examples illustrate the potential processes and end results of
recombination events, there remains the question of how novel rfb
genes are transferred between bacteria.  There is extensive evidence
that modification of O antigens by addition of residues including
glycosyl residues and O-acetyl groups results from the activities of
gene products encoded by lysogenic bacteriophages.  However, it must
be acknowledged that these lysogenic bacteriophages are integrated
into the chromosome outside rfb and their products genereally act in
concert with existing rfb functions.  An alternate method for lateral
gene transfer is through plasmids.  In some S. enterica and Shigella
species, various amounts of the rfb gene complement are located on
plasmids.  We have recently shown that the entire rfb cluster for the
O:54 O antigen of S.  enterica is located on a mobilizable plasmid
related to ColE1.  Acquisition of the plasmid alters the O antigen
serotype of the recipient and provides one direct example of lateral
rfb gene transfer between serotypes and species.

O antigens provide complex and fascinating model systems for the study
of membrane and cell surface biogenesis in bacteria.  As crucial
virulence determinants for many bacteria, reactions involved in the
formation of LPS provide a range of potential new targets for
therapeutic intervention.  In addition, detailed analyses of the rfb
gene loci are providing intriguing information concerning the
evolution of antigenic diversity.  There remain many unanswered
questions in this field of research but with the application of
multidisciplinary approaches involving molecular biology, biochemistry
and bacterial physiology, the tools are now available to begin to
address these issues in detail.


Books To Review/
Livres a evaluer


If you would like to produce a review of a particular book, please
contact the Secretariat, 1200E Prince of Wales Drive, Ottawa, Ontario
K2C 1M9.  For your kind services, you will be given the book.  Here is
a list of books now available for review.

Si vous desirez evaluer un livre en particulier et nous remettre votre
evaluation pour publication, veuillez contacter le Secretariat, 1200E
Prince of Wales Drive, Ottawa K2C 1M9.  Pour vous remercier de votre
travail, le livre vous sera offert gracieusement.  Voici la liste des
livres presentement disponibles.

1.  Haematological oncology, Cambridge Medical Reviews, Volume 1, Editors: A.
    Newland, A. Burnett, A. Keating, J. Armitage, Cambridge University Press, 247
    pages, $84.95.

2.  X-ray Microanalysis in Biology:  Experimental Techniques and Applications,
    Edited by David C. Sigee, A. John Morgan, Adrian T. Sumner, Alice Warley,
    Cambridge University Press, 329 pages, $89.95.

3.  The Eukaryotic Genome:  Organization and Regulation, Edited by P.M.A. Broda,
    S.G. Oliver and P.F.G. Sims, Cambridge University Press, 377 pages, $120.00. 
    

4.  Animal Cells as Bioreactors, Editors:  Sir James Baddiley, N.H. Carey, I.J.
    Higgins, W.G. Potter, Cambridge University Press, 184 pages, $44.95.  [Two
    copies for review]

5.  Microalgae:  Biotechnology and Microbiology, E.W. Becker, Cambridge University
    Press, Hardcover, $69.95.  [We have received 2 copies for review.]

6.  Biochemistry and Physiology of Neutrophil, Steven Edwards, Cambridge
    University Press, Hardback, $54.95.  [2 copies for review]

7.  Introduction to Animal Parasitology, Third Edition, J.D. Smyth, Hardback,
    $110.00.  [2 copies for review]

8.  Transformation of Plants and Soil Microorganisms, Edited by K. Wang, A.
    Herrera-Estrella and M. Van Montagu, Cambridge University Press, Hardback,
    $84.95.

9.  Population Genetics of Bacteria, Edited by S. Baumberg, J.P.W. Young, E.M.H.
    Wellington and J.R. Sanders, Cambridge University Press, Hardback, $110.00 [2
    copies for review]

10.  Fifty Years of Antimicrobials:  Past Perspectives and Future Trends, Edited
    by P.A. Hunter, G.K. Darby and N.J. Russell, Cambridge University Press,
    Hardback, $115.00 [2 copies for review]

11.  Bioextraction and biodeterioration of Metals, Edited by C.C. Gaylarde and H.A.
    Videla, Cambridge University Press, Hardback, $99.95 [ 2 copies for review]

12.  Gene Cloning and Manipulation, C. Howe, Cambridge University Press, Paperback,
    $19.95

13.  The Physiology of Fungal Nutrition, D.H. Jennings, Cambridge University Press,
    Hardback, $150.00


Bacterial Plant Pathology:  Cell and Molecular Aspects 

David C. Sigee.  Cambridge University Press, Cambridge, 1993.

Reviewed by Tanya Noel, Dept. of Biological Sciences, University of Calgary

Bacterial Plant Pathology: Cell and Molecular Aspects attempts to
encompass a wide range of topics within the area of bacterial plant
pathology.  In its 325 pages, it does discuss the basic concepts
underlying knowledge in this field and mentions some areas of current
research.

The book begins with some very basic concepts needed to understand
bacterial plant pathology.  The first chapter introduces bacteria in
the role of plant pathogens, giving a brief description of general
aspects of plant pathology.  Chapter two goes into the structure and
function of bacteria, while chapter three describes the taxonomy of
bacterial plant pathogens.

The next few chapters discuss the relationship of the plant and
pathogens.  Chapter four concerns the various environments in which
the pathogens are found, and chapter five is devoted to the process of
plant infection.  The hypersensitive response is discussed at length
in chapter six, and this is a comprehensive explanation of this
important pathogenic event.  Virulence, and the diseases caused by
plant pathogenic bacteria are described in chapter seven.

The genetic aspects of plant pathogenic bacteria are discussed in
chapter eight.  In this chapter, a basic introduction to molecular
genetics, and molecular genetic techniques is included so that one may
fully understand the material presented in this chapter, even if one
lacks a molecular background.  This chapter covers many interesting
and important genetic topics in bacterial plant pathology.  The final
chapter discusses the control of disease caused by bacterial
pathogens.

This book does give an overview of what is known in various areas of
bacterial plant pathology.  There are many useful diagrams, the
writing is clear and the book is well-organized.  This book is not
inexpensive at $84.95, and all pictures and illustrations are in black
and white.  Also, the subtitle of "Cell and Molecular Aspects" is
perhaps slightly misleading.  Most of the molecular aspects are
covered at a rather basic level in chapter eight, and many of the
recent discoveries at the molecular and genetic level are only briefly
mentioned, if at all.  However, this book does provide a clearly
written, comprehensive introduction to a complicated topic and is well
worth reading if one wishes to have a good general understanding of
bacterial plant pathology.


Gastrointestinal and hepatic immunology

Edited by R.V. Heatley, Cambridge University Press, New York, NY,
1995, 394 pp., hard cover, $110.00 ISBN 0 521 44509 4.

Reviewed by: Charles M. Dozois, Faculte de medecine veterinaire,
Universite de Montreal

At first glance, I was somewhat dissuaded by this book's title which
was not fully indicative of the book's general aim as stated in the
blurbs on the book jacket and inner sleeve.  The book was presented as
the third volume in a series focussing on the clinical immunology of
human autoimmune disorders.  In fact, the eighteen chapters of this
book encompass a broad range of topics in mucosal and hepatic
immunology and the scope of this text is by no means limited to
gastrointestinal (GI) and hepatic autoimmune disease.  Topics covered
in the book include a general overview of mucosal immunology,
gastritis, coeliac disease, inflammatory bowel disease (ulcerative
colitis and Crohn's disease), food allergy and intolerance, primary
and secondary (AIDS) immunodeficiency, intestinal infections,
lymphomas, small bowel and liver transplant, hepatitis, and a chapter
each on clinical aspects of immunologically mediated intestinal and
hepatic diseases.  This book is recommended as a reference guide for
clinical immunologists and clinicians.  Some of the chapters include
sections on treatment and management of patients as well as the
immunological aspects of certain diseases.  As well, many of the
chapters in this text are also pertinent to scientists or students who
are interested in mucosal or hepatic immunology and host response to
GI and hepatic infectious diseases.

The book's layout is generally well organized and logical consisting
of three main sections: introductory chapters, GI diseases, and
hepatic diseases.  Placement of the two chapters on immunodeficiency
in the middle of the section on GI diseases detracted from the logical
flow, but perhaps this was done to provide a change of pace.  The book
also includes a subject index.  The first three chapters overview
aspects of lymphoid tissue anatomy and histology, lymphocyte migration
to the gut, and regulation of gut mucosal defence.  These introductory
chapters are well illustrated with figures and reference tables and
provide a sound foundation for the ensuing chapters on the immunology
of GI and hepatic diseases.

The weaknesses of this book are redundancy in presentation of Gell and
Coombs' four types of hypersensitivity reactions in both the chapter
on food allergy (Ch.  7) and the chapter on clinical aspects of GI
diseases (Ch. 13).  As well, in the chapter on gastritis a number of
the figures were extraneous and did not add to the comprehensiveness
of the text.  Also, a subtitle on page 85 of this chapter was
erroneously integrated within its section paragraph and caused some
confusion.  Overall strong points of this book include its clear
exposition and coverage of a wide range of topics pertaining to GI and
hepatic immunology.  The contributors provide chapters that are up to
date and well referenced.  Each of the chapters is written with an
approach that provides useful information and concepts that are of
benefit to clinicians as well as researchers and students interested
in these areas of immunology.


The Outer Reaches of Life

John Postgate, Cambridge University Press, 1994, 276 pages ISBN
0-521-44010-6.  Price $22.95.

Reviewed by R.M. Baxter

This is a book for the general reader on the conditions under which
life, or more particularly microbial life, can exist.

The first chapters deal with microbes living under extreme physical
and chemical conditions: thermophiles, psychrophiles, barophiles,
halophiles, acidophiles and alkalophiles.  The outer reaches of life
with respect to these conditions can now be defined with some
confidence.  These are temperatures, from a few degrees below the
freezing point of water to a few degrees above the boiling point;
hydrostatic pressures, up to several hundred atmospheres; salt
concentrations, up to saturation with sodium chloride; and pH from
about 1 to about 13.

The physiological mechanisms of adaptation to extreme conditions are
also fairly well understood.  There appear to be two: the maintenance
of the internal media in a more benign state than that outside and the
structural modification of cellular components, especially proteins
and lipids, to enable them to function under the conditions to which
they are exposed.

Subsequent chapters discuss a wide range of microbes of remarkable
metabolic capabilities: anaerobes; autotrophs; organisms that can
degrade synthetic compounds unknown in nature; nitrogen fixers.  The
author also discusses organisms that seem to live on nothing at all,
such as the tufts of mould that sometimes appear in laboratory
solutions.  These exist on traces of nutrients in distilled water and
reagents and in the air.  He discusses the motility of microbes, and
their responses to various stimuli, or taxes.  These include responses
to light (phototaxis), to various solutes (chemotaxis) and to
temperature (thermotaxis) and the surprising phenomenon of
magnetotaxis.

The final chapters deal with more general topics: the origin and
evolution of life, competition and symbiosis, the survival of microbes
in the absence of growth, and the possibility of life elsewhere in the
universe.

I would recommend this book to anyone who takes pleasure in reading
about the beauty and wonder of the natural world.  The author has a
pleasant and lucid style and an obviously complete mastery of his
subject matter.  He has avoided chemical formulas, and mathematics
except the definition of pH.  This is presented in the form of a
conversation with his daughter which I must confess I found a little
overly cute.  I detected no serious errors, although I would question
the statement that the earth's surface is mildly acid.  I believe the
waters of the sea and of most rivers and lakes are slightly alkaline.

The author looks forward to the day when the elements of science will
be accepted as an essential part of human culture, although he feels
that day is still a generation or two away.  When one considers the
pseudo-scientific and anti- scientific nonsense that besets us on all
sides, this estimate perhaps appears over-optimistic.  However if such
a time is ever to come, books like this will play an important part.
Meanwhile microbiologists would do well to read it, and to recommend
it to their non-microbiological friends.


Introduction to Biocatalysis Using Enzymes and Microorganisms

Edited by S.M. Roberts, N.J. Turner, A.J. Willetts and M.K. Turner.
Cambridge, University Press, N.Y. 1995, pp. 195.  ISBN 0-521-43070-4
Hardback $49.95 ISBN 0521-43685-0 Paperback $1995.

Reviewed by Jean-Luc Berger, McGill University

Another title could not be more appropriate.  Indeed this book is
entirely devoted to enzyme-catalysed reactions and whole-cell-mediated
transformations in organic synthesis (biotransformations).  It
provides a comprehensive summary of numerous biological conversions
including pharmaceuticals and agrochemicals, fragrances and flavors.

This 195 page book can be divided into three major parts. (1) Part 1
includes chapters 1 and 2.  The introductory chapter presents an
overview of the history of biotransformations and comprehensive
references are provided.  The second chapter describes some practical
experiments using bacteria and fungi (theory and experimental practice
of enzyme-catalysed microbial transformations).  It includes a series
of questions and answers which give this chapter a dynamic structure.
(2) The subsequent chapters are devoted to the description of various
biotransformation processes.  Chapter 3 deals with the hydrolysis of
esters, amides, nitrites and epoxides and the enzyme-catalysed
synthesis of esters and amides.  Chapter 4 reports useful
intermediates and end-products obtained from biocatalysed oxidation
and reduction.  Chapter 5 surveys the enzymes implicated in the
carbon-carbon bond forming systems (aldolases, transketolases, lyases
haloperoxidases).  This chapter also includes a discussion of the
synthesis of carbohydrate derivatives, including oligosaccharides.
(3) The last chapter deals with the applications of biocatalysis to
the manufacture of fine chemicals and with the description of some
industrially important large-scale bioconversions.

Since the objectives of the authors were well established, there is no
surprise in this book.  It is organized in an orderly and useful
fashion.  Don't expect to find a treatise on bioconversions in organic
solvents.  In all the chapters, explanations are brief and concise.
All the topics reported are well covered and their applications and
limitations are pointed out.  Production and economic perspectives are
always taken into consideration.  Also, you will not find any chapter
on the catalytic activity of antibodies.  This was deliberate because
the feeling of the authors was that a more specialized text book will
be more appropriate to a such recent topic, a good decision.  The main
criticism is that references are limited, except in chapters 1 and 2.
This was also deliberate because the references provided are supposed
to be a starting point for gathering further information.

This book achieves its objective as stated in the preface in terms of
"an introductory text intended to give the non-specialist a
comprehensive insight into the science of biotransformations".
Overall, this book is well written and endowed with tables, figures
and schemes.  Since the price in its paperback format is attractive,
it could be a good textbook or backbone for a course in the developing
field of biotransformations.  This book deserves a place in the
library of graduate and post-graduate levels as a valuable source of
information on this vital area.


The uses of life.  A history of biotechnology

Robert Bud, Cambridge University Press, New York, 1993, 299 pp., paperback,
$19.95 US

Reviewed by Barry Ziola, Ph.D. Dept.  of Microbiology, University of
Saskatchewan

I suspect most people have no idea of where the term "biotechnology"
originated (I didn't before I read Robert Bud's book).  This is
despite current wide usage of the term.  If ignorance is inexcusable,
then reading this book is an excellent way to learn about the
evolution of biotechnology since before the turn of the century.

In chapters one and two, the author covers early aspects of "the uses
of life".  Not surprisingly, zymotechnology (alcohol fermentation and
related processes) played a large role.  What did surprise me,
however, is that initial usage of "biotechnology" is attributable to
Karl Ereky, a Hungarian agricultural engineer.  Ereky wrote in 1919
that "the category of biotechnology" included "all such work by which
products are produced from raw materials with the aid of living
organisms".  Although Ereky was referring to animal conversion of
waste to usable products, his view still applies to the bio-engineered
single-cell organisms used extensively today.

After setting the historical place of zymotechnology and agriculture
with regard to biotechnology, the author goes on to describe in
chapters three through five how modifying nature through applying
engineering processes to biology became widespread.  The decreasing
role of chemical engineers, and the increasing role of biologists, and
later biochemists and microbiologists, in this process is emphasized.
Contributions made by key individuals, groups, and countries are
detailed.

Chapter six lays out the role played by the so-called green revolution
when considering biotechnology.  Described here is how the great
promise of producing food for the masses drove changes in thinking and
research in the 1960's and early 1970's.  Chapter seven then deals
with how this shift in rationale for renewed and expanded
biotechnological research resulted in individuals, institutions, and
governments giving considerable attention to definition and
redefinition of policy covering biotechnology.

The eighth chapter covers the tremendous impact brought by genetic
engineering (recombinant DNA techniques).  With ability to manipulate
nucleic acid virtually in any species, imagination alone serves as the
boundary for biotechnological developments.  As detailed in the final
chapter, commercialization of biotechnological advances has
accelerated dramatically over the past two decades.  In this as well
as in earlier chapters, the author interweaves the ethical
considerations that go hand-in-hand with new biotechnological
developments.  While scientists generally have embraced change that
can be made through biotechnological approaches, the general public
remains skeptical (as clearly exemplified by the continuing
controversy in Canada on using recombinant bovine somatotropin to
increase milk production).

Robert Bud is not an easy read due to his occasional use of ponderous
language.  Despite this drawback, his book will be of interest to a
broad spectrum of individuals.  Robert Bud clearly has filled a void
in terms of documentation for the history of science.  Publication of
his book is timely, since we are already starting to deal with
implications arising from ongoing work to obtain the complete genetic
sequences of species as diverse as bacteria, yeast, and human.



June 16-20, 1996 -- P.E.I. / 16-20 juin 1996 
    CSM Annual Meeting/Congres annuel SCM, University of
    P.E.I., Charlottetown, PEI.  Contact:  Dr. F.
    Kibenge, Dept. of Pathology & Microbiology, Atlantic
    Veterinary College, University of P.E.I., 550
    University Avenue, Charlottetown, PEI, C1A 4P3; tel: (902) 566-0967

August 11-16, 1996 -- Jerusalem
    Xth International Congress for Virology.  Contact:  Yechiel Becker, 
    Dept. of Molecular Virology, Institute of Microbiology, Faculty of
    Medicine, Hebrew University of Jerusalem, P.O. Box 12272,
    Jerusalem, 91120, Israel.  Fax: 9722784010.

August 18-23,1996 - Jerusalem
    International Congress of Bacteriology and Mycology, Jerusalem,
    Israel. Contact:
    Secretariat, Israel Society for Microbiology, P.O. Box 122-6, 
    Jerusalem 91120, Israel

September 15-21, 1996 - Davos, CH
    The 1995 International Symposium on Subsurface Microbiology (ISSM '96).  
    Scope and topics:  Methodology - recent innovations and current limitations;
    Subsurface
    microbial ecology; Subsurface microbial geochemistry; Strategies for bioremediation;
    Origin and evolution of subsurface microorganisms.  Deadline for submission of
    abstracts:  April 1, 1996.  Contact:  Prof. Reinhard Bachofen, Institute of Plant
    Biology, Zollikerstr. 107, CH-8008 Zrich; Fax (+41) 1 385 42 04; Tel (+41) 1 385 42
    80; E-mail bachofen@botinst.unizh.ch



Canada-Wide Science Fair - CSM Award Winner Writes to us... /
Exposition scientifique pan-canadienne:  le gagnant du prix de la
SCM nous ecrit...

from Paul Lem

My experiment, Sizzling Cells!  The Response of Heat Shocked E. coli
to Laser UV Radiation, was the winner of the CSM Special Award and a
Silver Medal in the Senior Life Sciences Division at the 34th Annual
Canada-Wide Science Fair.  The sponsorship of the award by the CSM is
deeply appreciated.  It was one of the highlights of my week in the
Yukon and has encouraged me to consider studying Microbiology in
university.  Thank you for your generous support.



The CSM sends its condolences to the families of two of our colleagues
who have recently passed away / La SCM transmet ses plus sinceres
condoleances aux familles de deux de nos collegues qui sont decedes
recemment: Dr. Ian Duncan, formerly Head of Medical Microbiology,
Sunnybrook Medical Centre, Toronto and Dr. Max Firtel, Department of
Microbiology, University of Toronto.






Associate Research Scientist
(Microbiologist/Immunologist)


Connaught Laboratories Limited invites applicants for an Associate
Research Scientist or Research Scientist position in the Microbiology
Department of the Connaught Centre for Biotechnology Research.
Candidates with training and research experience in host resistance to
intracellular microbial pathogens (in particular mycobacteria), and in
the development and evaluation of animal models for bacterial
pathogens are sought.

Requirements include a doctoral degree and post-doctoral experience in
microbiology, immunology and/or pathology. The successful applicant
will be part of a multi-disciplinary research team, and will be
expected to establish a research programme complementing the team's
objectives.  Position and salary will be commensurate with experience
and education.

Connaught Laboratories Limited will provide a competitive salary and
compensation benefits package.  Qualified candidates, please send or
fax your resume by September 18, 1995 to:

Louis Elmaleh, Human Resources
Connaught Laboratories Limited
1755 Steeles Avenue West
North York, Ontario  M2R 3T4
Canada
FAX:  (416) 667-9391

We want to thank all applicants, however, only those under
consideration will be contacted.
Employment Placement Service / Service de placement

by/par Jeff Farber, Chairperson of the Employment and Placement Committee /
President du Comite d'emploi et placement

This service was initiated in 1982 in response to the large numbers of
members seeking either an initial or a different job.  Over the years,
there have been a number of changes both in the demand for its
services and in its administration.  Originally there were a large
number of vacant positions on file, together with a large number of
applicants.  Unfortunately, of late, we are not receiving, nor are
able to obtain a sufficient number of position vacancies to meet the
demand for jobs.

It is realized that we are still realistically in a recession.
However, our members are represented in many corporations,
universities and agencies employing microbiologists, and should be
able to be among the first to be aware of any positions that become
available.  To fulfill its mandate, this service needs the support of
all its members in providing notices of positions available to the
Secretariat.


In the future, we hope that with everyone's help, we can respond more
quickly to members seeking jobs, by mailing out a list of current job
positions that are available and suitable to the candidate.  For
fastest service, please phone, fax or e-mail your request for job
information or your job postings to the Secretariat at Tel. (613)
723-7233; Fax (613) 723- 8792; E-mail: csm@magi.com.


It is the response and support of CSM members which will govern the
success or failure of this program.  So please remember, if you hear
of any "job openings", please let us know so that we can continue to
serve the needs of our members in a productive and timely fashion.


Ce service a ete mis en place en 1982 en reponse a la demande d'un
grand nombre de membres a la recherche d'un premier ou d'un nouvel
emploi.  Au cours des annees, a la fois la demande pour ce service et
la maniere avec laquelle il a ete administre a change
considerablement.  Au debut, il y avait plusieurs postes disponibles
et plusieurs candidats.  Depuis, nous ne recevons malheureusement pas
et ne sommes pas capables d'obtenir un nombre suffisant d'offres
d'emploi pour suffire a la demande.

Il semble que nous soyons toujours en pratique dans une recession.
Toutefois, nos membres sont presents dans plusieurs corporations,
universites et agences qui emploient des microbiologistes et devraient
donc tre parmi les premiers a tre informes de postes qui
deviennent disponibles.  Pour realiser son mandat, ce service a donc
besoin du support de ces membres qui pourraient informer le
Secretariat de ces offres d'emploi.

A l'avenir, nous esperons qu'avec l'aide de tous, nous pourrons plus
rapidement aider nos membres qui sont a la recherche d'un emploi en
leur faisant parvenir une liste de postes disponibles pertinents a
leurs besoins.  Pour un service plus rapide, veuillez telephoner,
telecopier ou utiliser le courrier electronique pour faire parvenir au
Secretariat les offres d'emploi.  Telephone: (613) 723-7233;
Telecopie: (613) 723-8792; Courrier electronique: csm@magi.com.

C'est la reponse et le support des membres de la SCM qui dictera le
succes ou l'echec de ce programme.  Alors, je vous demande de vous
souvenir que si vous tes au courant d'une offre d'emploi, nous
apprecierions que nous en fassiez part de faon a ce que nous
puissions continuer a repondre aux besoins de nos membres d'une
maniere productive et rapide.  

-- Lynn Anderson CSM Secretariat csm@magi.com


-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

From owner-csm@net.bio.net Tue Nov 28 22:00:00 1995
Path: biosci!bcm.tmc.edu!news.msfc.nasa.gov!newsfeed.internetmci.com!uwm.edu!lll-winken.llnl.gov!nntp.coast.net!simtel!torn!nott!nrcnet0.nrc.ca!csm
From: de woods <woods@acs.ucalgary.ca>
Newsgroups: bionet.prof-society.csm
Subject: Position Opening
Date: Tue, 28 Nov 1995 13:59:17 PST
Organization: National Research Council, Canada
Lines: 46
Approved: csm@nrcbsa.bio.nrc.ca
Distribution: world
Message-ID: <PCPine_p.3.85.9511281316.A4324-0100000@[136.159.163.44]>
Reply-To: de woods <woods@acs.ucalgary.ca>
NNTP-Posting-Host: nrcbsa.bio.nrc.ca
Originator: csm@nrcbsa.bio.nrc.ca

Could you please send the announcment regarding the vacant position of 
Department Head in the Faculty of Medicine out through your net?  Thank 
you for your attention to this matter.

========================================================================

Head, Department of Microbiology and Infectious Diseases

The Univesity of Calgary Faculty of Medicine invites applications and 
nominations for the position of Head of the Department of Microbiology 
and Infectious Diseases.

We are searching for an outstanding academic individual with an MD and/or 
PhD or equivalent degree; a strong record of research in micorbiology, 
infectious diseases, or related fields in molecular biology and 
biochemistry; and proven administrative leadership and abilities.  If the 
successful candidate holds a medical degree and wishes to practice, 
he/she must be eligible for licensure as a specialist in the Province of 
Alberta.

In accordance with Canadian immigration requirements, priority will be 
given to Canadian citizens and permanent residents of Canada.  The 
University of Calgary is committed to Employment Equity.

Applications and nominations, including a curriculum vitae, a statement 
of research interests and academic goals, and the names of three 
referees, should be forwarded by January 31, 1996, to:

Dr. E.R. Smith
Dean, Faculty of Medicine
The University of Calgary
3330 Hospital Drive, N.W.
Calgary, Alberta    T2N 4N1


Thank you for your attention to this matter.

D.E. Woods



-- 
Dr. John Nash    (moderator) 

Disclaimer: The National Research Council of Canada disclaims
responsibility for the content of messages posted to this newsgroup.

