| FBS | fetal bovine serum |
| DMEM | Dulbecco’s Modified Eagle Medium |
| EGF | epidermal growth factor |
| ERK1/2 | mitogen-activated protein kinase 1 (MAPK 3 and MAPK1), Extracellular signal-regulated kinases 1/2 |
| FBS | fetal bovine serum |
| DMEM | Dulbecco’s Modified Eagle Medium |
| EGF | epidermal growth factor |
| ERK1/2 | mitogen-activated protein kinase 1 (MAPK 3 and MAPK1), Extracellular signal-regulated kinases 1/2 |