Objective To determine whether fumonisin B1(FB1) affects the doubling time of cell strain from cultured human colon adenocarcinoma(Caco 2),and to probe the possible mechanism that FB1 induced cancer.

• 目的观测伏马菌素B1(FB1)对培养细胞倍增时间的影响,探讨FB1诱发肿瘤的可能机理。