Dr.Farrar and colleagues found that in mice with tamoxifen-resistant human breast cancer xenografts, tamoxifen alone did little to alter tumor growth.

• Farrar博士和他的同伴发现在移植了耐他莫西芬的人乳腺癌移植物的老鼠中，只用他莫西芬对肿瘤的生长起的改变很小。