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Potassium does not mimic EDHF in rat mesenteric arteries

1. K(+) has been proposed to be EDHF in small arteries. We compared ACh-stimulated, EDHF-mediated dilatation/relaxation with raised [K(+)](o) in rat mesenteric arteries. 2. In pressurized arteries, ACh (10 μM) dilated all arteries. Raising [K(+)](o) from 5.88 to 10.58 mM only dilated 30% of arteries...

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Autori principali: Doughty, Joanne M, Boyle, John P, Langton, Philip D
Natura: Artigo
Lingua:Inglês
Pubblicazione: 2000
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC1572169/
https://ncbi.nlm.nih.gov/pubmed/10882404
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/sj.bjp.0703412
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