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Yeast is used as an ingredient in foods for its umami flavor, in much of the same way that monosodium glutamate (MSG) is used and, like MSG, yeast often contains free glutamic acid. Examples include: [92] Yeast extract, made from the intracellular contents of yeast and used as food additives or flavours.
Saccharomyces cerevisiae (/ ˌ s ɛr ə ˈ v ɪ s i. iː /) (brewer's yeast or baker's yeast) is a species of yeast (single-celled fungal microorganisms). The species has been instrumental in winemaking, baking, and brewing since ancient times. It is believed to have been originally isolated from the skin of grapes.
Saccharomyces is a genus of fungi that includes many species of yeasts. Saccharomyces is from Greek σάκχαρον (sugar) and μύκης (fungus) and means sugar fungus.Many members of this genus are considered very important in food production where they are known as brewer's yeast, baker's yeast and sourdough starter among others.
Candida albicans growing as yeast cells and filamentous (hypha) cells. A dimorphic fungus is a fungus that can exist in the form of both mold [1] and yeast.As this is usually brought about by a change in temperature, this fungus type is also described as a thermally dimorphic fungus. [2]
Baker's yeast is of the species Saccharomyces cerevisiae, [1] and is the same species (but a different strain) as the kind commonly used in alcoholic fermentation, which is called brewer's yeast or the deactivated form nutritional yeast. [2] Baker's yeast is also a single-cell microorganism found on and around the human body.
Microbial food cultures are live bacteria, yeasts or moulds used in food production. Microbial food cultures carry out the fermentation process in foodstuffs. Used by humans since the Neolithic period (around 10 000 years BC) [1] fermentation helps to preserve perishable foods and to improve their nutritional and organoleptic qualities (in this case, taste, sight, smell, touch).
Malassezia is a genus of fungi (specifically, a yeast). Some species of Malassezia are found on the skin of animals, including humans. Because malassezia requires fat to grow, [3] it is most common in areas with many sebaceous glands—on the scalp, [4] face, and upper part of the body.
Human pathogens (e.g. species of Candida and Meyerozyma) [8] [9] Although yeasts are commonly isolated from soil, few are believed to have soil as a primary habitat. [2] Accurate identification of species is important for understanding yeast ecology, something that is now possible with the increased use of DNA-based methods.