Population
Preclinical model (animal species not specified in abstract)
Comparison
Direct microinjection of the GABA receptor… vs Microinjection into other regions of the…
Design
Preclinical
Authors
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Hypothesis-generating for brainstem GABA sites modulating vagal tone; human studies needed before any cardiovascular relevance.
The nucleus ambiguus may be the specific brainstem site for GABA receptor-mediated inhibition of parasympathetic vagal outflow to the heart.
DiMicco et al. (1979) studied this question.
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