Kefir - Wikipedia
Kefir (/ k ə ˈ f ɪər / kə-FEER; [1] [2] alternative spellings: kephir or kefier; Russian: кефир; Karachay-Balkar: гыпы) is a fermented milk drink similar to a thin yogurt or ayran that is made from kefir grains, a specific type of mesophilic symbiotic culture.
Milk kefir: composition, microbial cultures, biological activities, …
Kefir grains have a complex composition of microbial species such as the predominance of lactic acid bacteria, acetic bacteria, yeasts, and fungi (Jianzhong et al., 2009; Pogačić et al., 2013). This microbial species are classified into four groups: homofermentative and heterofermentative lactic acid bacteria and lactose and non-lactose ...
COMPOSITION OF MILK KEFIR GRAINS: BACTERIA & YEASTS
2022年6月23日 · Milk kefir grains are a combination of live bacteria and yeasts that exist in a symbiotic matrix on a surface of a complex polysaccharide with a casein core. The make-up of kefir grains can vary depending on the culturing location and culturing conditions.
Kefir and Its Biological Activities - PMC - PubMed Central (PMC)
Kefir is a homemade dairy beverage generated through fermentation of lactose in milk by bacteria and yeasts naturally existent in kefir grains. Traditionally, the fermentation of kefir was performed for 24 h at room temperature in goatskins, clay pots, or wooden buckets.
Dissecting the Microbial Diversity of Kefir - MicrobialFoods.org
2014年9月9日 · What can high-throughput molecular methods tell us about the bacterial and fungal diversity of kefir cultures from around Western Europe? Within each European kefir sample, how does the microbial composition of the kefir grain compare to the cultured milk it …
Microbiome and Metabiotic Properties of Kefir Grains and Kefirs …
Numerous bacterial species occurring in kefir have a high probiotic potential, including their inhibitory effect on pathogenic and putrefactive microorganisms, resistance to GIT stress (low pH and bile salts), and adhesive properties resulting from the synthesis of exopolysaccharides structurally analogous to the exopolysaccharide kefiran (Enike...
Recent developments in dairy kefir-derived lactic acid bacteria …
2022年4月1日 · Kefir is known to exert beneficial effects on human health due to its two main components: a bacterial fraction (solid) which has probiotic attributes and a non-bacterial fraction (soluble) having an antimicrobial activity (Brasil et al., 2018). It has been explored for its suitability as a matrix for supplementing health-promoting bacteria and ...
Full article: Chemical and microbiological characteristics of kefir ...
2017年1月13日 · Our review provides an overview of microbiological characteristics, microstructure, chemical composition of the kefir grains and their use in fermented dairy products. Keywords: Kefir grains play a natural starter culture role during the production of kefir and are recovered after the fermentation process by milk straining.
Invited review: Milk kefir microbiota—Direct and ... - ScienceDirect
2022年5月1日 · Bacteria and yeast isolated from kefir have been shown to have in vivo and in vitro antimicrobial activity against enteropathogenic bacteria and spoilage fungi. However, most reports have focused their approach on single-strain antimicrobial properties; evaluation of antimicrobial activity of cocultures of kefir microbiota and their potential ...
Kefir: a fermented plethora of symbiotic microbiome and health
2024年10月15日 · Kefir is one such ethnic food with excellent functional properties. It is a unique traditional fermented drink comprised of kefir grains and probiotic microbes. Kefir grains are a gelatinous consortium of casein, milk solids coupled with yeasts, and lactobacilli-rich microbiota embedded in a poly-saccharide matrix.