The measurement of terminal deoxnuceotidy transferase mediated d-UTP biotin nick end labeling(TUNEL) and the streptavidin peroxidase immunohistochemistry were used.

• 结果:胃粘膜活检标本中胃癌组织端粒酶阳性率达88.；1%25相近；提示大部分胃癌组织端粒酶处于活化状态。