The study demonstrates the existence of an endothelium-dependent inhibitory pathway distinct from NO and cyclooxygenase pathways that contributes significantly to ACh-induced relaxation in the rat hepatic artery.
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Suggests NO-independent endothelium-dependent relaxation in rat hepatic artery; leaves open its relevance to human vessels or hepatic flow regulation.
Zygmunt et al. (1994) studied this question.
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