TPA and 5-Azacytidine enhanced the effects of PHA,Actinomycin D inhibited but Hydroxyurea and Colchicine had no influence on it.

• TPA、5-氮胞苷可增加PHA的作用,羟基脲和秋水仙素不影响,而放线菌素D可抑制pHA的效应。