title: Effect of calcium on cyclic nucleotide phosphodiesterase in parathyroid tissue.
mesh_terms: D015105:3',5'-Cyclic-AMP Phosphodiesterases / Q000302:isolation & purification / Q000378:metabolism*; D015106:3',5'-Cyclic-GMP Phosphodiesterases / Q000302:isolation & purification / Q000378:metabolism*; D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D002417:Cattle; D004533:Egtazic Acid / Q000494:pharmacology; D010280:Parathyroid Glands / Q000187:drug effects / Q000201:enzymology*
chemical_list: D004533:Egtazic Acid; D015105:3',5'-Cyclic-AMP Phosphodiesterases; D015106:3',5'-Cyclic-GMP Phosphodiesterases; D002118:Calcium