Protein kinase activity-dependent inhibition of urokinase-type plasminogen activator gene transcription by cyclic AMP in human pre-B lymphoma cell line RC-K8 - Shinbo, M; Niiya, K; al-Mokdad, M; Hayakawa, Y; Hiraga, K; Fujimaki, M; Sakuragawa, N (Biochim Biophys Acta, 1995)