Objective To study whether the up regulation of FasL expression is associated with increased apoptosis of tumor infiltrating lymphocytes(TIL) in elderly cardiac adenocarcinomas(ECAC).

• 目的 :探讨老年贲门癌FasL表达上调与肿瘤浸润性淋巴细胞 (TIL)凋亡的关系。