tokens: Inhibition of JNK1 and ERK kinase activities either by expression of the dominant negative mutant JNK1 or by treatment with a selective chemical inhibitor of ERK ( PD098059 ) substantially abrogates the UV induction of the GADD45 promoter .
folded_tokens: inhibition of jnk1 and erk kinase activity either by expression of the dominant negative mutant jnk1 or by treatment with a selective chemical inhibitor of erk ( pd098059 ) substantially abrogate the uv induction of the gadd45 promoter .