What is yeast?

  • (noun): A commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey.
    Synonyms: barm
    See also — Additional definitions below



Read more about Yeast.

Some articles on yeast:

History of Lager Brewing
... caves for example, was a common practice throughout the medieval period, bottom-fermenting yeast seems to have emerged as a hybridization in the early fifteenth century ... Academy of Sciences claimed to have discovered that Saccharomyces eubayanus, a yeast native to Patagonia, is responsible for creating the hybrid yeast used to make lager ...
Lacazia Loboi - Microscopic Features
... Numerous yeast-like, round, thick-walled cells are visualized ... Chains of yeast cells are typically formed ...
Cyclin-dependent Kinase 1
... It has been highly studied in the budding yeast S ... cerevisiae, and the fission yeast S ... that phosphorylate a variety of target substrates (over 75 have been identified in budding yeast) phosphorylation of these proteins leads to cell cycle progression ...
Yeast - Food Spoilage
... Yeasts are able to grow in foods with a low pH, (5.0 or lower) and in the presence of sugars, organic acids and other easily metabolized carbon sources ... During their growth, yeasts metabolize some food components and produce metabolic end products ... The growth of yeast within food products is often seen on their surface, as in cheeses or meats, or by the fermentation of sugars in beverages, such as juices, and semi-liquid ...
Sterol O-acyltransferase - Yeast
... In yeast, acyl-CoAsterol acyltransferase (ASAT) is functionally equivalent to ACAT ... Although studies in vitro and in yeast suggest that the acyl-CoA binding protein (ACBP) may modulate long-chain fatty acyl-CoA (LCFA-CoA) distribution, the physiological function in mammals is unresolved ... Researchers have identified two genes in yeast, SAT-1 and SAT-2, that encode for the different isozymes of ASAT ...

More definitions of "yeast":

  • (noun): Any of various single-celled fungi that reproduce asexually by budding or division.

Famous quotes containing the word yeast:

    Do you not know that a little yeast leavens the whole batch of dough?
    Bible: New Testament, 1 Corinthians 5:6.

    Blues is to jazz what yeast is to bread—without it, it’s flat.
    Carmen McRae (b. 1922)