A Study of the Potentiation of Tryptamine by Monoamine Oxidase Inhibitors in the Dog.

cholamines. JOEL G. HARDMAN AND STEVEN E. MAYER 29 Antagonism of Monoamine Oxidase Inhibitors against Norepinephrine, Acetyicholine and Potassium in the Isolated Nictitating Membrane of the Cat. T. H. TSAI AND W. W. FLEMING 40 A St.udy of the Potentiation of Tryptamine by Monoamine Oxidase Inhibitors in the Dog. JOHN NELSON EBLE 48 Pharmacology of a Group of Phenylpiperazine Tetrazole Derivatives with Adrenergic Blocking Actions. RODOLFO RODRIGUEZ, ENR1QUE HONG, HORACIO VIDRIO AND EFRAIN G. PARDO 54 Nicotine-Like Stimulant Actions of Several Substituted Phenyicholine Ethers. M. E. COLEMAN, A. H. HUME AND W. C. HOLLAND 66