| AAD | antibiotic-associated diarrhea |
| ASBT | apical sodium-dependent bile acid transporter |
| BA | bile acid |
| BFT | Bacteroides fragilis toxin |
| BSH | bile salt hydrolases |
| CA | cholic acid |
| CD | Crohn’s disease |
| CDCA | chenodeoxycholic acid |
| CRC | colorectal cancer |
| DCA | deoxycholic acid |
| EHC | enterohepatic circulation |
| ETBF | enterotoxigenic Bacteroides fragilis |
| FXR | nuclear farnesoid X receptor |
| GI | gastrointestinal tract |
| Gly | glycine |
| HCC | hepatocellular carcinoma |
| IBD | inflammatory bowel disease |
| IFNg | interferon gamma |
| IgA | immunoglobulin A |
| IL1-b | interleukin-1 beta |
| IL-6 | interleukin-6 |
| IL-10 | interleukin-10 |
| LCA | lithocholic acid |
| LPS | lipopolysaccharide |
| NASH | nonalcoholic steatohepatitis |
| NKT | natural killer T cells |
| PBC | primary biliary cirrhosis |
| PSC | primary sclerosing cholangitis |
| Tau | taurine |
| TDG | thymine DNA glycosylase |
| TGF-b | transforming growth factor beta |
| TNF-a | tumor necrosis factor alpha |
| T3SS | type-3-secretion system |
| UC | ulcerative colitis |
| UCDA | ursodeoxycholic acid |