Editorial comments: cyclic nucleotides and cellular events related to cell growth.
D000818:Animals; D002455:Cell Division; D000242:Cyclic AMP / Q000502:physiology*; D006152:Cyclic GMP / Q000502:physiology*; D004789:Enzyme Activation; D006801:Humans; D011494:Protein Kinases / Q000378:metabolism
D000242:Cyclic AMP; D011494:Protein Kinases; D006152:Cyclic GMP