Regulation of cell growth by cyclic adenosine 3',5'-monophosphate. Effect of cell density and agents which alter cell growth on cyclic adenosine 3',5'-monophosphate levels in fibroblasts.

Animals Cell Line Chromatography, Ion Exchange Contact Inhibition Cyclic AMP/metabolism DNA/biosynthesis Fibroblasts/drug effects,growth & development,metabolism Humans Insulin/pharmacology Kinetics L Cells/drug effects,growth & development,metabolism Mice Muscle Proteins Muscles/enzymology Phosphoric Diester Hydrolases Phosphotransferases Prostaglandins/pharmacology Protein Binding Thymidine/metabolism Tritium Trypsin/pharmacology

Insulin Muscle Proteins Prostaglandins Tritium DNA Cyclic AMP Phosphotransferases Phosphoric Diester Hydrolases Trypsin Thymidine