| AAP | acute alcoholic pancreatitis |
| ABD | acute biliary disease |
| AC | alcoholic controls |
| AH | alcoholic hepatitis |
| AIP | autoimmune pancreatitis |
| AMP | antimicrobial peptide |
| IL-1β | interleukin 1β |
| AP | acute pancreatitis |
| ARDS | acute respiratory distress syndrome |
| ARDS—AP | acute pancreatitis associated acute respiratory distress syndrome |
| BMI | body mass index |
| CAP | chronic alcoholic pancreatitis |
| CP | chronic pancreatitis |
| DM | diabetes mellitus |
| DNA | deoxyribonucleic acid |
| FMT | fecal microbiota transplantation |
| FOXP3 | forkhead box P3 |
| GPR43 | G-protein-coupled receptor-43 |
| HC | healthy controls |
| HTGAP | hypertriglyceridemia acute pancreatitis |
| ICU | intensive care unit |
| IL-1 | interleukin 1 |
| IL-8 | interleukin 8 |
| IL-6 | interleukin 6 |
| IL-10 | interleukin 10 |
| ISAPP | International Scientific Association for Probiotics and Prebiotics |
| LPS | bacterial lipopolysaccharide |
| MAP | moderate acute pancreatitis |
| MSAP | moderate–severe pancreatitis |
| non-HTGAP | non-hypertriglyceridemia acute pancreatitis |
| non-NP | non-necrotizing pancreatitis |
| NP | necrotizing pancreatitis |
| rRNA | ribosomal RNA |
| SAP | severe acute pancreatitis |
| SCFAs | short-chain fatty acids |
| sAH | severe alcoholic hepatitis |
| SIBO | small intestine bacterial overgrowth |
| T reg | regulatory T cell |
| Th2 | T helper 2 |
| TLRs | Toll-like receptors |
| TNF-α | tumor necrosis factor-alpha |
| TGF-β | tumor necrosis factor-beta |