The present evidence suggests that the tonic discharge of normally functioning sympathetic nerves is capable of facilitating the response to angiotensin and that sympathectomy results in an abolition of this effect.
Zimmerman, B. G. Ph.D.
Section of Experimental Therapeutics, Lederle Laboratories Pearl River, New York
Title
Effect of Acute Sympathectomy on Responses to Angiotensin and Norepinephrine.[Article]
Source
Circulation Research. 11(5):780-787, November 1962.