title: The fate of 18O in guanosine monophosphate during enzymic transformations leading to guanosine 3',5'-monophosphate generation.
mesh_terms: D015106:3',5'-Cyclic-GMP Phosphodiesterases / Q000378:metabolism*; D000818:Animals; D002417:Cattle; D002851:Chromatography, High Pressure Liquid; D006152:Cyclic GMP / Q000096:biosynthesis*; D006150:Guanine Nucleotides / Q000378:metabolism*; D006157:Guanosine Monophosphate / Q000378:metabolism*; D006162:Guanylate Cyclase / Q000378:metabolism*; D007553:Isotope Labeling; D008297:Male; D009206:Myocardium / Q000201:enzymology; D009708:Nucleotidases / Q000378:metabolism; D010103:Oxygen Isotopes; D011817:Rabbits; D012617:Sea Urchins; D013094:Spermatozoa / Q000201:enzymology; D013552:Swine
chemical_list: D006150:Guanine Nucleotides; D010103:Oxygen Isotopes; D006157:Guanosine Monophosphate; D009708:Nucleotidases; D015106:3',5'-Cyclic-GMP Phosphodiesterases; D006162:Guanylate Cyclase; D006152:Cyclic GMP