Transretinoic acid inhibits rats gastric epithelial dysplasia induced by N-methyl-N-nitro-N-nitrosoguanidine: influences on cell apoptosis and expression of its regulatory genes

反式维甲酸抑制N-甲基-N-硝基-N-亚硝胍诱发的大鼠胃上皮发育不良：对细胞凋亡及调控基因表达的影响