Abstract
Conclusions
1. The effects of citrated blood plasmas from 6 normal and 6 renal hypertensive dogs on the tonus of arterial segments from the mesenteric arteries of beeves were studied. 2. No significant differences were found in the vasoconstricting properties of the normal and hypertensive plasmas. 3. These results speak against the presence of a peripherally acting pathogenetic pressor substance in the blood of Goldblatt dogs but by no means rule out this possibility.
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