title: [Spinal alpha-adrenoceptor and dynorphin involvement in the depressor effect of clonidine].
mesh_terms: D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology; D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D003000:Clonidine / Q000494:pharmacology*; D004399:Dynorphins / Q000502:physiology*; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D007106:Immune Sera / Q000276:immunology; D008297:Male; D009270:Naloxone / Q000494:pharmacology; D051381:Rats; D011942:Receptors, Adrenergic, alpha / Q000187:drug effects*; D013116:Spinal Cord / Q000187:drug effects*
chemical_list: D000317:Adrenergic alpha-Antagonists; D007106:Immune Sera; D011942:Receptors, Adrenergic, alpha; D009270:Naloxone; D004399:Dynorphins; D003000:Clonidine