cAMP facilitates EDHF-type relaxations in conduit arteries by enhancing electrotonic conduction via gap junctions

TM Griffith, AT Chaytor, HJ Taylor… - Proceedings of the …, 2002 - National Acad Sciences
We have investigated the role of cAMP in NO-and prostanoid-independent relaxations that
are widely attributed to an endothelium-derived hyperpolarizing factor (EDHF). Under …

Gap junction-dependent and-independent EDHF-type relaxations may involve smooth muscle cAMP accumulation

AT Chaytor, HJ Taylor… - American Journal of …, 2002 - journals.physiology.org
We have compared the mechanisms that contribute to endothelium-derived hyperpolarizing
factor (EDHF)-type responses induced by ACh and the Ca2+ ionophore A-23187 in the …

The obligatory link: role of gap junctional communication in endothelium-dependent smooth muscle hyperpolarization

TM Griffith, AT Chaytor, DH Edwards - Pharmacological research, 2004 - Elsevier
Although an endothelium-derived hyperpolarizing factor (EDHF) has often been
hypothesized to underpin vascular relaxations that are independent of nitric oxide (NO) and …

Cyclic AMP mediates EDHF-type relaxations of rabbit jugular vein

TM Griffith, HJ Taylor - Biochemical and biophysical research …, 1999 - Elsevier
Isolated rings of rabbit jugular vein have been used to test the hypothesis that formation of
cAMP within the endothelial cell contributes to relaxations that are attributable to the …

Role of gap junctions in endothelium-derived hyperpolarizing factor responses and mechanisms of K+-relaxation

D Harris, PEM Martin, WH Evans, DA Kendall… - European journal of …, 2000 - Elsevier
We have examined the effects of ouabain (1 mM), the gap junction inhibitors, 18α-
glycyrrhetinic acid (100 μM), N-(piperidin-1-yl)-5-(4-chlorophenyl)-1-(2, 4-dichlorophenyl)-4 …

Gap junction-dependent increases in smooth muscle cAMP underpin the EDHF phenomenon in rabbit arteries

HJ Taylor, AT Chaytor, DH Edwards… - … and biophysical research …, 2001 - Elsevier
We have investigated the role of cAMP in nitric oxide (NO)-and prostanoid-independent
vascular relaxations evoked by acetylcholine (ACh) in isolated arteries and perfused ear …

Relaxation in different-sized rat bloodvessels mediated by endothelium-derived hyperpolarizing factor: importance of processes mediating precontractions

H Tomioka, Y Hattori, M Fukao, A Sato, MY Liu… - Journal of Vascular …, 1999 - karger.com
To clarify the mechanisms involved in relaxations mediated by endothelium-derived
hyperpolarizing factor (EDHF), acetylcholine (ACh)-induced endothelium-dependent …

Evidence for the involvement of myoendothelial gap junctions in EDHF-mediated relaxation in the rat middle cerebral artery

EM Sokoya, AR Burns, CT Setiawan… - American Journal …, 2006 - journals.physiology.org
The mechanisms underlying endothelium-dependent hyperpolarizing factor (EDHF) in the
middle cerebral artery (MCA) remain largely unresolved. In particular, very little is known …

Critical role of gap junctions in endothelium‐dependent hyperpolarization in rat mesenteric arteries

K Goto, K Fujii, Y Kansui, I Abe… - Clinical and experimental …, 2002 - Wiley Online Library
Acetylcholine (ACh) evokes endothelium‐dependent hyperpolarization in arterial cells,
presumably through endothelium‐derived hyperpolarizing factor (EDHF). The identity of …

[HTML][HTML] EDHF–are there gaps in the pathway?

G Edwards, AH Weston - The Journal of Physiology, 2001 - ncbi.nlm.nih.gov
Vascular endothelial cells release a variety of vasorelaxant factors in response to stretch or
to agonists. Attention has mainly focused on two such factors, prostacyclin and nitric oxide …