Methods:Telomerase activity in 36 breast cancer and tumor-adjacent tissues,12 benign lesions and 6 normal breast tissues,was examined by telomeric repeat amplification protocol(TRAP) assay.

• 方法：采用端粒重复序列扩增法(telomeraic repeat amplification protocol,TRAP)来检测 36 例乳腺癌及其相应癌旁组织，12 例良性乳腺病变，6 例正常乳腺组织中的端粒酶活性。