Bacteriology Questions

thelight at geocities.com thelight at geocities.com
Tue Apr 28 18:17:13 EST 1998


Are there any other reasons why bacteria would produce antibiotics?
Are the reasons for producing toxins the same?  Are there any disadvantages?

Andy Rossmeissl

In article <199804281726.NAA05203 at umailsrv0.umd.edu>,
  jg121 at UMAIL.UMD.EDU ("Joel Gagliardi") wrote:
>
> The bacteria producing the most antibiotics are the actinomycetes and
> strpetomycetes - both common soil organisms.  The most common reasoning is
> that they use antibiotics when competing with other organisms for habitat,
> and maybe food.  Fluorescent pseudomonads produce classes of antibiotics as
> well that are suppressive to fungi.  Fungi also produce many antibiotics
> that suppress bacteria and other fungi.
>
> In order for the producing organism to survive, it must have an antibiotic
> resistance mechanism such as a detoxifying enzyme, or be naturally immune
> to the innate antibiotic.  The prevalence of the resistance mechanisms with
> the antibiotic producing traits somewhat explains the spread of antibiotic
> resistance to animal pathogens.
>
> ----------
> > From: Andy Rossmeissl <thelight at GEOCITIES.COM>
> > To: microbio at net.bio.net
> > Subject: Bacteriology Questions
> > Date: Monday, April 27, 1998 7:15 PM
> >
> > Why do bacteria produce antibiotics?  Isn't that kind of
> counterproductive
> > -- don't antibiotics kill bacteria?  I'm aware that they probably do this
> > to cut down on competition but won't their own antibiotic envetually kill
> > the bacteria that made it?
> >
> > Thank You,
> > Andy Rossmeissl
> > thelight at geocities.com
> >
> >
> >       /-----------------------------------------------------/
> >      / Andy Rossmeissl     //     thelight at geocities.com   /
> >     /-----------------------------------------------------/
> >    / Into the light...   //  TeamOS/2  //  Madison, WI   /
> >   /-----------------------------------------------------/
> >  /ICQ UIN: 1200747 //Page me:wwp.mirabilis.com/1200747 /
> > /_____________________________________________________/
>


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