Mitogenic peptide growth hormone carried in the alpha-granules of platelets. It is released when platelets adhere to traumatized tissues. Connective tissue cells near the traumatized region respond by initiating the process of replication. (mesh:D010982)
| Synonym | Reference | Specificity |
| PDGF | Exact |
| Identifier | Name | Relation |
| HGNC:8799 | PDGFA | isa |
| HGNC:30620 | PDGFD | isa |
| HGNC:8800 | PDGFB | isa |
| HGNC:8801 | PDGFC | isa |