Schröder, J Cyclic 3',5'-nucleotide phosphodiesterases of Novikoff rat hepatoma, mouse L, and HeLa cells growing in suspension culture. [electronic resource] - Cancer research May 1972 - 1082-7 p. digital Publication Type: Journal Article ISSN: 0008-5472 Subjects--Topical Terms: AnimalsCarcinoma, Hepatocellular--enzymologyCell FractionationCells, CulturedCyclic AMPHeLa Cells--enzymologyIn Vitro TechniquesKineticsL Cells--enzymologyLiver NeoplasmsMicePhosphodiesterase InhibitorsPhosphoric Diester Hydrolases--metabolismPhosphoric Monoester Hydrolases--metabolismRatsTheophyllineTritium