to understand better the possible cellular site of action of retinoids , the inhibitory action of retinoic acid on the induction of odc was compared for two distinctly different inducers , namely , 12-o-tetradecanoylphorbol-13-acetate ( tpa ) and germicidal ultraviolet light ( uv ) , in primary mouse epidermal cell cultures .
C0035339
retinoids
C0040845
retinoic acid