Methods:Telomerase activity was detected by a TRAP-PCR-ELISA assay in tissue samples from 36 gastric carcinomas, 20 gastric ulcer, 10 gastritis, and 20 normal gastric muccosa.

• 方法:应用TRAP-PCR-ELISA方法检测36例胃癌组织,20例胃溃疡组织,10例胃炎组织和20例正常人胃黏膜组织中端粒酶的活性。