title: Age-related changes in vascular responsiveness to cyclic nucleotides and contractile agonists.
mesh_terms: D000375:Aging; D000818:Animals; D001013:Aorta, Thoracic / Q000187:drug effects*; D001593:Benzyl Compounds / Q000494:pharmacology; D003994:Bucladesine / Q000494:pharmacology; D000242:Cyclic AMP / Q000494:pharmacology*; D006152:Cyclic GMP / Q000494:pharmacology*; D004305:Dose-Response Relationship, Drug; D004987:Ethers / Q000494:pharmacology; D007093:Imidazoles / Q000494:pharmacology; D066298:In Vitro Techniques; D008297:Male; D008638:Mesenteric Arteries / Q000187:drug effects*; D009119:Muscle Contraction / Q000187:drug effects; D009573:Nitrites / Q000494:pharmacology; D005996:Nitroglycerin / Q000494:pharmacology; D009638:Norepinephrine / Q000494:pharmacology; D010208:Papaverine / Q000494:pharmacology; D010726:Phosphodiesterase Inhibitors; D011189:Potassium Chloride / Q000494:pharmacology; D051381:Rats; D012701:Serotonin / Q000494:pharmacology; D014662:Vasoconstrictor Agents / Q000494:pharmacology*
chemical_list: D001593:Benzyl Compounds; D004987:Ethers; D007093:Imidazoles; D009573:Nitrites; D010726:Phosphodiesterase Inhibitors; D014662:Vasoconstrictor Agents; D012701:Serotonin; D003994:Bucladesine; D011189:Potassium Chloride; D010208:Papaverine; D000242:Cyclic AMP; D005996:Nitroglycerin; D006152:Cyclic GMP; D009638:Norepinephrine