Methods Mast cell tryptase was measured by the new enzyme-linked immunosorbent assay(ELISA) in 206 normal human sera and one post-mortem serum of anaphylactic shock.

• 方法随机抽取正常人血清标本和1例过敏性休克死亡患者血清,用酶联免疫吸附试验(ELISA)法检测类胰蛋白酶的水平。