Flocculation of Saccharomyces

Rich Fortnum fortnum at hookup.net
Wed Apr 26 16:57:06 EST 1995


In article <D7HyCt.H94 at news.gu.se>, Joakim Norbeck
<Joakim.Norbeck at gmm.gu.se> wrote:

> Hi out there,
> 
> I have some problems with a yeast strain which
> flocculates when it reaches high cell densities, 
> presumably in late respiratory phase. This is a 
> slight problem for me since my precultures will not
> grow to expected densities.
> Does anyone have a clue to why yeast flocculates under certain
> conditions anyway?
> 
> Any comment will be of great help,
> 
> Joakim.Norbeck at gmm.gu.se

Boy, what a big question.  Flocculation occurs through binding between
surface proteins.  Some strains don't flocculate at all, but settle out
after carbohydrates become sparse.

Cheers.

-- 
BeeRich
F & M Breweries Limited
Guelph, Ontario, CANADA
fortnum at wat.hookup.net



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