Method 80 NPC patients with nonmetastasis,18 NPC patients with metast asis and 30 healthy control subjects were included in this study. Serum VEGF level was measured with the quantitative sandwich enzyme linked immunosorbent assay(ELISA kit).

• 方法 应用 Sandwich酶联免疫吸附测定法定量检测 80例无远处转移鼻咽癌、18例合并远处转移鼻咽癌及 30例健康人的血清标本中 VEGF的含量。