anything that kills bacteria but not yeast?

[Jonathan Greene]

mlevin at husc8.harvard.edu (Michael Levin) writes:

> 
>     Is there any agent that can be put in media which will discourage
> bacterial growth, but won't bother yeast? If you know of anything like
> that, please email mlevin at husc8.harvard.edu.
> 
> Mike Levin



We routinely use gentamicin at a concentration of 10 micrograms per ml.  
Works like a charm.