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Bifidobacteria
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'''''Bifidobacteria''''' are [[gram-positive]], [[anaerobic bacteria|anaerobic]] bacteria that are ubiquitous in a healthy [[gastrointestinal system|gastrointestinal tract]]. They are protective against [[leaky gut|intestinal permeability]]. Decreased populations of ''bifidiobacteria'' have been associated with [[vitamin K]] deficiency,<ref name="Benno1985" /> atopic diseases,<ref name="Kalliomakiet2001" /> [[irritable bowel syndrome]],<ref name="Kerckhoffs2009" /> and autism.<ref name="Wang2011" /><ref name="Lassesen20161103" /> ==Chronic fatigue syndrome== ''Bifidobacteria'' have been shown to be reduced in [[Chronic fatigue syndrome|CFS]] patients.<ref>[http://www.medical-hypotheses.com/article/S0306-9877(03)00096-3/abstract Chronic fatigue syndrome: lactic acid bacteria may be of therapeutic value]</ref> One study found that 6-8 weeks of ''[[Bifidobacterium infantis]]'' supplementation reduced [[C-reactive protein]], [[TNF-alpha]] and [[Interleukin 6|IL-6]] levels in CFS patients.<ref>{{Citation| doi = 10.4161/gmic.25487| issn = 1949-0984| volume = 4 | issue = 4| pages = 325–339| last1 = Groeger | first1 = David | last2 = O'Mahony | first2 = Liam | last3 = Murphy | first3 = Eileen F. | last4 = Bourke | first4 = John F. | last5 = Dinan | first5 = Timothy G. | last6 = Kiely | first6 = Barry | last7 = Shanahan | first7 = Fergus | last8 = Quigley | first8 = Eamonn M.M. |title = Bifidobacterium infantis 35624 modulates host inflammatory processes beyond the gut| journal = Gut Microbes| date = August 2013 | pmid = 23842110| pmc = 3744517}}.</ref> Another found that ''B. infantis'' boosted [[serotonin]] levels in the brain.{{Citation needed}} ==FUT2== [[Fucosyltransferase 2 enzyme]] (FUT2) is an enzyme related to intestinal [[dysbiosis]]. People who are genetic non-secretors of FUT2 have reduced diversity, richness, and abundance of bifidobacteria.<ref>[http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0020113 Secretor Genotype (FUT2 gene) Is Strongly Associated with the Composition of ''Bifidobacteria'' in the Human Intestine]</ref> ==See also== *[[Microbiome]] *[[Probiotics]] ==Learn more== *2015, [https://cfsremission.wordpress.com/2015/11/26/commercial-bifidobacteria-probiotics/comment-page-1/ Commercial ''Bifidobacteria'' probiotics] *2015, [https://cfsremission.wordpress.com/2015/11/26/2080/ ''Bifidobacteria'' role in multiple diseases and gluten allergies] *2014, [https://cfsremission.wordpress.com/2014/03/19/bifidobacterium-chocolate-and-cfs/ ''Bifidobacterium'', Chocolate and CFS] ==References== <references> <ref name="Benno1985">Benno et al., 1985</ref> <ref name="Kalliomakiet2001">(Kalliomakiet al., 2001)</ref> <ref name="Kerckhoffs2009">(Kerckhoffs et al., 2009; Rajilić-Stojanović et al., 2011)</ref> <ref name="Wang2011">(Wang et al., 2011a)</ref> <ref name="Lassesen20161103">https://cfsremission.wordpress.com/2016/03/11/a-review-of-how-little-we-know-about-gut-bacteria/</ref> </references> [[Category:Potential treatments]] [[Category:Microbiome]]
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