The results indicate that there exists a positive cooperative effect between oecs and c17 . 2 in proliferation ( p < 0 . 05 ) ; oecs ca n ' t influence the differentiation of c17 . 2 ; oecs showed more permissiveness comparing to 3t3 2增殖、分化及生长方式的影响。结果显示两种细胞共培养中在增殖上有正协同作用( p 0刀5 ) ; oecs对口2的分化没有影响:与3t3相比, oecs对