Key result
Administration of alpha-human ANF during hypotensive hemorrhage prevented the reduction in circulating ANF but did not alter the associated antinatriuresis or RAAS activation.
Why the study?
Does administration of alpha-human ANF prevent antinatriuresis and RAAS stimulation associated with hypotensive hemorrhage in dogs?
Population
11 anesthetized dogs undergoing controlled arterial hemorrhage to reduce mean arterial pressure by 15-20 mmHg
Comparison
Simultaneous administration of alpha-human ANF… vs Hypotensive hemorrhage alone (untreated)
Design
Preclinical
Follow-up
Immediately after hypotensive hemorrhage
Authors
Loading...
ANF repletion fails to blunt antinatriuresis or RAAS activation in canine hemorrhage; challenges mediation hypothesis and leaves primary mechanisms open.
Does administration of alpha-human ANF prevent antinatriuresis and RAAS stimulation associated with hypotensive hemorrhage in dogs?
p-value: p=<0.05
The mechanism of antinatriuresis and activation of the RAAS during hypotensive hemorrhage is independent of the reduction in circulating ANF.
Edwards et al. (1988) studied Hypotensive hemorrhage (n=11). alpha-human ANF vs. Hemorrhage alone was evaluated on Circulating ANF levels (p=<0.05). Administration of alpha-human ANF during hypotensive hemorrhage prevented the reduction in circulating ANF but did not alter the associated antinatriuresis or RAAS activation.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: