胰岛素样生长因子1对大鼠结肠平滑肌细胞中干细胞因子表达的影响

图2 不同浓度IGF-1对结肠SMC内SCF蛋白和mRNA表达的影响. A: 蛋白; B: mRNA; 0: 50 bp DNA Marker; 1: IGF-1 0 μg/L; 2: IGF-1 5 μg/L; 3: IGF-1 10 μg/L; 4: IGF-1 50 μg/L; 5: IGF-1 100 μg/L; 6: IGF-1 150 μg/L.