| HEK293T | Human Embryonic Kidney 293T |
| GFP | Green fluorescent protein |
| TGR5 | Takeda G protein-coupled receptor 5 |
| DMEM | Dulbecco’s modified eagle medium |
| RT-qPCR | Quantitative reverse transcription polymerase chain reaction |
| DEGs | Differentially expressed genes |
| GO | Gene Ontology |
| KEGG | Kyoto Encyclopedia of Genes and Genomes |
| PCA | Principal component analysis |
| FPKM | Fragments Per Kilobase of exon per Million mapped reads |
| SPR | Surface Plasmon Resonance |
| CMC | Cell membrane chromatography |
| cAMP | Cyclic Adenosine Monophosphate |
| Padj | adjusted p values |
| GNDC | Gene-encoded Natural Diverse Components Repository |
| CA | Cholic Acid |
| RC | Coptis chinensis |
| TCM | Traditional Chinese medicine |
| AMPK | Adenosine Monophosphate-Activated Protein Kinase |
| DMSO | Dimethyl Sulfoxide |
| FBS | Fetal Bovine Serum |
| GLP-1 | Glucagon-Like Peptide-1 |
| HMOX1 | Heme Oxygenase 1 |