Two overlapping sequence motifs within the polyomavirus enhancer are independently the targets of stimulation by both the tumor promoter 12-O-tetradecanoylphorbol-13-acetate and the Ha-ras oncogene.

Two overlapping sequence motifs within the polyomavirus enhancer are independently the targets of stimulation by both the tumor promoter 12-O-tetradecanoylphorbol-13-acetate and the Ha-ras oncogene.