Guillery, E N Ontogenic changes in renal response to alpha 1-adrenoceptor stimulation in sheep. [electronic resource] - The American journal of physiology Oct 1994 - R990-8 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0002-9513 Standard No.: 10.1152/ajpregu.1994.267.4.R990 doi Subjects--Topical Terms: Aging--physiologyAnimalsAnimals, NewbornBlood Pressure--drug effectsChlorides--urineDose-Response Relationship, DrugEmbryonic and Fetal DevelopmentFemaleGestational AgeGlomerular Filtration Rate--drug effectsHeart Rate--drug effectsHeart Rate, Fetal--drug effectsInfusions, IntravenousKidney--drug effectsNorepinephrine--metabolismPhenylephrine--administration & dosagePregnancyReceptors, Adrenergic, alpha-1--drug effectsReference ValuesRenal Circulation--drug effectsSheepSodium--urineUrine--physiologyVasoconstriction--drug effects