日本在一项荷瘤小鼠研究中发现绿茶能提高阿霉素的抗肿瘤活性，减轻不良反应。移植了肿瘤的小鼠分组给予治疗：（１）单独接受阿霉素治疗；（２）阿霉素分别与绿茶、茶氨酸、咖啡因合并治疗，共４ｄ。于接种肿瘤后第１８ｄ处死小鼠称瘤重，结果表明：与对照组比较，单用阿... In a study of a tumor-bearing mouse, Japan found that green tea can improve the anti-tumor activity of doxorubicin and reduce adverse reactions. The mice transplanted with tumors were divided into groups to receive treatment: (1) doxorubicin alone; (2) Doxorubicin and green tea, theanine and caffeine were combined for 4 days. The mice were sacrificed on the 18th day after the tumor inoculation. The tumors were found to be heavier. The results showed that: compared with the control group, Alone...