PECAM1 and cancer: Cancer development/progressionDevelopment:Tumor volume: daG ↔, GHSR antagonist ↓ In-1 transfection > aG transfection Tumor weight: GHSR antagonist ↓Tumor Ki67: daG ↔, GHSR antagonist ↔Tumor CD31: daG: ↔Tumor EGFR: GHSR antagonist ↓