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Growth of Yeast on Non-Fermentable CHO's

Shin Enomoto shin at biosci.cbs.umn.edu
Sat Dec 16 08:44:22 EST 1995

SZABOR at fns.uniba.sk wrote:

: I have to disagree. I have tried to grow wildtype Sacharomyces
: cerevisiae (W303) in liquid as well as on solid media without glucose
: or any other saccharide (complex YP or even semisyntetic YNB
: suplemented just by several aminoacids) and the yeasts did grow. A
: little bit slower, perhaps, but they did. I think they can use
: certain aminoacids (not all of them) as carbon sources. For that, of
: course, they need Krebs cycle and respiration, so petites will not
: grow.

I think yeast can grow on proline as carbon source.  I remember reading 
about the screen for put mutants using proline as the carbon source.


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