Insulin increases glucose transport in 3T3-L1 preadipocytes in a time and concentration-dependent manner. After exposure to 100 nmol/L insulin for 1 h, the 2-DG uptake reaches a maximal effect.

• 胰岛素刺激下的3T3-L1脂肪细胞葡萄糖转运有一定的时序性和浓度依赖性,100nmol/L胰岛素刺激1h,葡萄糖转运率最高。