title: Ontogeny and multiplicity of cyclic AMP-dependent protein kinase in thymic lymphoid cells.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D000818:Animals; D002467:Cell Nucleus / Q000201:enzymology; D002648:Child; D000242:Cyclic AMP / Q000378:metabolism*; D006152:Cyclic GMP / Q000494:pharmacology; D003593:Cytoplasm / Q000201:enzymology; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008875:Middle Aged; D011494:Protein Kinases / Q000378:metabolism*; D051381:Rats; D013379:Substrate Specificity; D013601:T-Lymphocytes / Q000201:enzymology*
chemical_list: D000242:Cyclic AMP; D011494:Protein Kinases; D006152:Cyclic GMP