茶和茶叶组份抗癌活性的科学证据在体外细胞体系研究中业已确定,其分子作用机理正在被进一步阐明。这方面详细的文献综述近来已有报导。本文就最近几年动物试验,人体流行病学,人体干预研究以及临床实验方面的研究进展作一综述。 The scientific evidence for the anticancer activity of tea and tea components has been established in vitro in cell-based studies and its molecular mechanism of action is being further elucidated. A detailed literature review in this area has recently been reported. This article reviews recent progress in animal experiments, human epidemiology, human intervention research and clinical trials.