Biology:Saccharomyces uvarum

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Short description: Species of fungus

Saccharomyces uvarum
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Saccharomycetes
Order: Saccharomycetales
Family: Saccharomycetaceae
Genus: Saccharomyces
Species:
S. uvarum
Binomial name
Saccharomyces uvarum
Nguyen & Gaillardin ex. Beijerinck
Synonyms

Saccaromyces bayanus var uvarum

Saccharomyces uvarum is a species of yeast that is commonly found in fermented beverages, particularly those fermented at colder temperatures.[1] It was originally described by Martinus Willem Beijerinck in 1898, but was long considered identical to S. bayanus.[1][2] In 2000 and 2005, genetic investigations of various Saccharomyces species indicated that S. uvarum is genetically distinct from S. bayanus and should be considered a unique species.[1][2]

It is a bottom-fermenting yeast, so-called because it does not form the foam on top of the wort that top-fermenting yeast does.

References

  1. 1.0 1.1 1.2 "Saccharomyces uvarum, a proper species with Saccharomyces sensu stricto". FEMS Microbiology Letters 192 (2): 191–196. 2000. doi:10.1111/j.1574-6968.2000.tb09381.x. PMID 11064194. 
  2. 2.0 2.1 Nguyen, H.; Gaillardin, C. (2005). "Evolutionary relationships between the former species Saccharomyces uvarum and the hybrids Saccharomyces bayanus and Saccharomyces pastorianus; reinstatement of Saccharomyces uvarum (Beijerinck) as a distinct species". FEMS Yeast Research 5 (4–5): 471–483. doi:10.1016/j.femsyr.2004.12.004. PMID 15691752. 

Wikidata ☰ Q312031 entry