Adenyl cyclase in human leukocytes: evidence for activation by separate beta adrenergic and prostaglandin receptors.

Adenyl Cyclase in Human Leukocytes: Evidence for Activation by Separate Beta Adre nergic and Proataglandin Receptors. HENRY R. BOURNEANDKENNETH L. MEL MON 1 The Fate of Intracisternally Administered Norepinepb.rine-1H in the Brain and Spinal Cord of the Rabbit. J. P. CHALMERS AND R. J. WURTMAN .... 8 Studies on the Relationship between 5-Hydroxytryptamine Turnover in Brain and Tolerance and Physical Dependence in Mice. Yu@xMARUYAMA,Gono HAYASHI, STEPHEN E. SMITS AND A. E. TAKEMORI 20 Ultrastructural Cytochemistry and Pharmacology of 5-Hydroxytryptamine in Adrer nergic Nerve Endings. II. Accumulation of 5-Hydroxytryptamine in Nerve Vesicies Containing Norepinephrine in Rat Vas Deferens. Luis MARIA ZIEHER AND GUILLERMO JAIM-ETCHEVERRY 30 Ultrastructural Cytochemistry and Pharmacology of 5-Hydroxytryptamine in Adre nergic Nerve Endings. III. Selective Increase of Norepinephrine in the Rat Pines] Gland Consecutive to Depletion of Neuronal 5-Hydroxytryptamine. GuI.Eluso JAIM-ETCHEVERRYAND Luis MARIA ZIEHER 42 Early Preand Postjunctional Effects of 6-Hydroxydopamine. G. HAEUSLEE 49 Studies on the Intestinal Relaxation Produced by Dopamine. RIca&RD D. HEILMAN AND BERTK. B. LUM 63 Autonomic Receptor Mechanisms in Embryonic Chick Myocardial Cell Cultures. ROBERT3. ERTEL, DAVIDE. CLARKE,JEAN C. CHA0 ANDFREDERICKR. FR..&NKE.... 73 Electrophysiologic Effects of Lidocaine on Isolated Canine and Rabbit Atrial Tissue. WILLIAM J. MANDEL AND J. THOMASBIGGER, JR 81 Characteristics and Meohanism of Inotropic and Chronotropic Actions of Bretylium Tosylate. JOHN E. MARKIS AND JAN KOCH-WESER .. 94 Cardiovascular Actions of Saxitoxin. J. NAGA5AWA,M. Y. SPIEGELSTEINANDC. Y.