PDGF could obviously promote MGC83 cell prolifeation and showing dose-dependent manner,but anti-PDGF antibody obviously could suppress MGC803 cell proliferation.

• PDGF可明显促进胃癌细胞的体外增殖，且呈剂量依赖关系，抗-PDGF抗体却可明显抑制胃癌细胞的增殖。