1. A food product comprising the microorganism species Bacteroides xylanisolvens.2. Food product according to Claim. 1, wherein the microorganism species Bacteroides xylanisolvens represents CTC1, deposited as DSM 23964, obtained therefrom microorganism or homologue CTC1.3. Food product according to claim 1, wherein the microorganism species Bacteroides xylanisolvens possesses one or more of the following characteristics:. A) in the analysis of DNA-DNA hybridization for him exhibit affinity DNA-DNA is at least 70%, preferably at least 90%, at least 95%, more preferably at least 98%, most preferably at least 99% of the CTC1, deposited as DSM 23964 b) for it demonstrates the level of similarity gene sequence 16S rRNA of at least 98%, preferably at least 99% or at least 99.5%, more pref sim ilar 100% to CTC1, deposited as DSM 23964, and / ilic) it is capable of producing short chain fatty acids, and / or d) it is able to survive gastric conditions and optionally human gut after ingestion, and / ilie) it has one or more of The following security characteristics: i) it is sensitive to the antibiotics metronidazole, meropenem and / or clindamycin ii) it does not contain the plasmid RP4 (DSM 3876) and / or pSC101 plasmid (DSM 6202) iii) it contains no genes β-lactamase cfiA and / or cfxA iv) it does not contain virulence factors: poly aharid A Bacteroides fragilis and / or enterotoxin Bft Bacteroides fragilis, and / or "Ton B-dependent outer membrane protein" coded by the genome of ompW v) it does not exhibit any extracellular DNase activity, extracellular hondroitinaznoy activity of extracellular hyaluronidase activity and / or extracellular neuraminidase activity, ivi) he1. Пищевой продукт, содержащий микроорганизм вида Bacteroides xylanisolvens.2. Пищевой продукт по п. 1, где микроорганизм вида Bacteroides xylanisolvens представляет собой CTC1, депонированный как DSM 23964, получаемый из него микроорганизм или гомолог CTC1.3. Пищевой продукт по п. 1, где микроорганизм в
