In contrast to PMA , RA did not induce any CAT activity in these cells , thus suggesting that the RA -induced changes in the expression of those genes described above were not dependent on the AP-1 enhancer activity .
in contrast to pma , ra did not induce any cat activity in these cells , thus suggesting that the ra -induced changes in the expression of those genes described above were not dependent on the ap-1 enhancer activity .
O O O B-other_organic_compound O B-other_organic_compound O O O O B-protein_molecule O O O O O O O O O B-other_organic_compound O O O O O O O O O O O O O O O B-protein_molecule O O O