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Copyright ©The Author(s) 2025.
World J Clin Oncol. Apr 24, 2025; 16(4): 102374
Published online Apr 24, 2025. doi: 10.5306/wjco.v16.i4.102374
Table 1 Bacterial groups involved in bile acid metabolism in the human gut
Bacterial group
Enzymatic
Substrate
Product
C. scindens, Clostridium hylemonae, Holdemania filiformis, Methanosphaera, OlsenellaC12 oxidation or differential isomerization (epitope pathway)Cholic acid, deoxycholic acid12-OxoCDCA, 12-OxoLCA, epiCA
P. hiranonis, C. leptum, Proteocatella sphenisci, Faecalicatena contortaC7- dehydroxylationUrsodeoxycholic acid, goose deoxycholic acid, cholic acidLithocholic acid, deoxycholic acid
Clostridium sporogenes, C. paraputrificum, Clostridium sordelliiC3- dehydroxylation3-sulfocholic acidIso Lithocholic acid
Bacteroides spp, R. gnavusC12- dehydroxylationCholic acid, deoxycholic acidCDCA from CA, LCA from DCA
C.hylemonae, Parabacteroides spp, Holdmania hathewayi, Alistipes sppHeterogenic bile acid pathwayLithocholic acid, deoxycholic acid, isoDCA, isoLCAAlloDCA, isoDCA, alloLCA, isoDCA