Title : Analysis of beta-adrenoceptors mediating renin release produced by isoproterenol in conscious dogs.

Pub. Date : 1980 May

PMID : 6103674






6 Functional Relationships(s)
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1 Analysis of beta-adrenoceptors mediating renin release produced by isoproterenol in conscious dogs. Isoproterenol renin Canis lupus familiaris
2 Types of beta-adrenoceptors mediating renin release induced by isoproterenol were investigated in conscious dogs. Isoproterenol renin Canis lupus familiaris
3 The nonselective beta-adrenoceptor blocking drugs propranolol, D-32, and pindolol significantly inhibited increases in heart rate and plasma renin activity and a fall of blood pressure produced by intravenous infusion of isoproterenol (10 microgram . Isoproterenol renin Canis lupus familiaris
4 The selective beta 1-adrenoceptor blocking drug atenolol, at the oral dose of 6 mg/kg, which selectively suppressed isoproterenol-induced tachycardia, significantly inhibited the renin release caused by isoproterenol. Isoproterenol renin Canis lupus familiaris
5 By contrast, the renin release induced by isoproterenol was not modified by the selective beta 2-adrenoceptor blocking drug IPS-339 at an oral dose of 3 mg/kg, which fully and selectively antagonized the fall of blood pressure in response to isoproterenol. Isoproterenol renin Canis lupus familiaris
6 There was good correlation between suppression of isoproterenol-induced renin release and that of isoproterenol-induced tachycardia after various beta-adrenoceptor blocking drugs. Isoproterenol renin Canis lupus familiaris