TY - JOUR T1 - DAY-TO-DAY VARIATIONS IN THE RESPONSES OF THE HEART RATE TO EPINEPHRINE AND TO ARTERENOL IN NORMAL ATROPINIZED BITCHES JF - Journal of Pharmacology and Experimental Therapeutics JO - J Pharmacol Exp Ther SP - 310 LP - 324 VL - 103 IS - 4 AU - Mary F. Lockett Y1 - 1951/12/01 UR - http://jpet.aspetjournals.org/content/103/4/310.abstract N2 - Day-to-day variations in the curves relating log dose of l-epinephrine and of dl-arterenol to percentage increase in heart rate have been measured in eight normal bitches when atropinized and under sleep reflexes. The observations made are discussed. ER -