| TF | transcription factor |
| FB | fetal bovine |
| AB | adult bovine |
| QCMCs | Qinchuan cattle muscle cells |
| MRFs | myogenic regulatory factors |
| BSP | bisulfite sequencing polymerase |
| EMSA | electrophoretic mobility shift assay |
| ChIP | chromatin immunoprecipitation |
| TSS | transcriptional start sites |
| MSP | methylated-specific primer |
| USP | unmethylated-specific primer |