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glycerol vs glucose

Carson Carson at vision.net.au
Tue Dec 12 06:39:47 EST 1995


ecoli at cix.compulink.co.uk ("K N and P J Harris") wrote:

>> ==========
>> bionet/microbiology #1340, from dunten at sirius.bmc.uu.se, 610 chars, 5 
>Dec 1995 14:18:23 
>> ----------
>> Article: 2293 of bionet.microbiology
>> Path: 
>cix.compulink.co.uk!news.compulink.co.uk!btnet!newsfeed.internetmci.com!
>in1.uu.net!news00.sunet.se!sunic!news99.sunet.se!columba.udac.uu.se!siri
>us.bmc.uu.se!dunten
>> From: dunten at sirius.bmc.uu.se (Pete Dunten)
>> Newsgroups: bionet.microbiology
>> Subject: glycerol vs glucose
>> Date: 5 Dec 1995 14:18:23 GMT
>> Organization: Uppsala University
>> Lines: 5
>> Distribution: world
>> Message-ID: <4a1kbf$11km at columba.udac.uu.se>
>> NNTP-Posting-Host: sirius.bmc.uu.se
>> 
>> 
>> Super-rich media recipes for growth of E coli typically include 
>glycerol but
>> not glucose.  Anyone know why?
>> 
>> Thanks,  Pete
>This is not an answer but is there a possibility that it is connected 
>with water activity ?
>Peter Harris,
>University of Reading, U.K.

In the same vein, high glucose concentrations may lead to catabolite
repression and hence low growth rates. A possible explanation?
Jeremy Carson
Dept Primary Industry
Tasmania, Australia






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