title: Determination of relative levels of cyclic AMP in tissues or cells prelabeled with radioactive adenine.
mesh_terms: D000225:Adenine / Q000378:metabolism*; D000818:Animals; D002247:Carbon Isotopes; D002417:Cattle; D002852:Chromatography, Ion Exchange; D000242:Cyclic AMP / Q000032:analysis / Q000302:isolation & purification / Q000378:metabolism*; D005725:Ganglia, Autonomic / Q000032:analysis; D005934:Glucagon / Q000494:pharmacology; D006321:Heart / Q000187:drug effects; D007545:Isoproterenol / Q000494:pharmacology; D007553:Isotope Labeling; D008722:Methods; D009206:Myocardium / Q000032:analysis / Q000378:metabolism; D051381:Rats; D013997:Time Factors; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D014316:Tritium; D005934:Glucagon; D000242:Cyclic AMP; D000225:Adenine; D007545:Isoproterenol