Search Results - "Nyborg, N C"

Regional involvement of an endothelium‐derived contractile factor in the vasoactive actions of neuropeptide Y in bovine isolated retinal arteries by Prieto, Dolores, Simonsen, Ulf, Nyborg, Niels C. Berg

“…1 In vitro experiments in a microvascular myograph were designed in order to investigate the effects of human neuropeptide Y (NPY), its receptor subtype and…”
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Nonadrenergic noncholinergic vasodilation in bovine ciliary artery involves CGRP and neurogenic nitric oxide by Wiencke, AK, Nilsson, H, Nielsen, PJ, Nyborg, NC

“…Characterization of the nonadrenergic noncholinergic (NANC) vasodilator innervation in the anterior segment in the bovine eye. The neurogenic…”
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Endothelin-1-induced contraction of bovine retinal small arteries is reversible and abolished by nitrendipine by Nyborg, NC, Prieto, D, Benedito, S, Nielsen, PJ

“…Endothelin-1 (porcine/human) induced a prompt, reversible, potent, concentration-dependent contraction of bovine isolated retinal small arteries (internal…”
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Ageing is associated with increased 5‐HT2‐receptor affinity and decreased receptor reserve in rat isolated coronary arteries by Nyborg, Niels C. Berg

“…1 The 5‐hydroxytryptamine (5‐HT)‐receptor subtype and affinity for 5‐HT was determined in large and small coronary arteries isolated as ring segments from the…”
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Action of noradrenaline on isolated proximal and distal coronary arteries of rat: selective release of endothelium‐derived relaxing factor in proximal arteries by Nyborg, Niels C. Berg

“…1 The effect of noradrenaline (NA) on the vascular smooth muscle and endothelial cells in isolated ring segments from the proximal and distal part of the left…”
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Atrial natriuretic factor causes specific relaxation of rat renal arcuate arteries by Aalkjaer, C., Mulvany, M.J., Nyborg, N.C.B.

“…1 We have investigated the effect of a synthetic ‘atrial natriuretic factor’ (ANF) on induced tone in rat isolated renal arcuate arteries (lumen diameter ca…”
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Angiotensin-II contracts isolated human posterior ciliary arteries by Nyborg, NC, Nielsen, PJ

“…The effect of angiotensin-II (A-II) was studied on ring segments of the terminal extraocular branches of the posterior ciliary artery isolated from human…”
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Influence of the endothelium on histamine-induced relaxation of rat middle cerebral arteries in vitro by Benedito, S, Prieto, D, Nyborg, N C

“…Histamine relaxed PGF2 alpha-precontracted rat isolated middle cerebral arteries (ID approximately 230 microns) concentration dependently with a pD2 of 5.31…”
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Regional heterogeneity in the contractile and potentiating effects of neuropeptide Y in rat isolated coronary arteries: modulatory action of the endothelium by Prieto, Dolores, Benedito, Sara, Simonsen, Ulf, Nyborg, Niels C. Berg

“…1 Neuropeptide Y (NPY) induced a concentration‐dependent contraction of isolated rings of proximal epicardial (PC) and distal intramural (DC) coronary arteries…”
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Role of the endothelium in acetylcholine-induced relaxation and spontaneous tone of bovine isolated retinal small arteries by Benedito, S, Prieto, D, Nielsen, P J, Nyborg, N C

“…Acetylcholine induced a variable concentration-dependent relaxation of bovine isolated retinal small arteries contracted with PGF2 alpha. The…”
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Histamine induces endothelium-dependent relaxation of bovine retinal arteries by Benedito, S, Prieto, D, Nielsen, PJ, Nyborg, NC

“…The effect of histamine on bovine isolated retinal small arteries (internal diameter, approximately 240 microns) was studied. Histamine induced a…”
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Lack of effect of anti-hypertensive treatment with felodipine on cardiovascular structure of young spontaneously hypertensive rats by Nyborg, N C, Mulvany, M J

“…Felodipine (4(2,3-dichlorophenyl)-1,4-dihydro-2, 6-dimethyl-3-ethoxycarbonyl-5-methoxycarbonyl pyridine)), a selective vasodilating anti-hypertensive drug, was…”
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Thrombin contracts isolated bovine retinal small arteries in vitro by Nyborg, NC, Nielsen, PJ

“…The effect of thrombin was tested in vitro on rings of bovine retinal small arteries (internal diameter approximately 200 microns). Cumulative addition of…”
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Effect of felodipine, a new dihydropyridine vasodilator, on contractile responses to potassium, noradrenaline, and calcium in mesenteric resistance vessels of the rat by Nyborg, N C, Mulvany, M J

“…The effect of felodipine [4-(2,3-dichloro-phenyl)-1,4-dihydro-2,6-dimethyl-3-ethoxycarbonyl-5- methoxycarbonylpyridine on the contractile responses of…”
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(+)‐S‐12967 and (–)‐S‐12968: 1,4‐dihydropyridine stereoisomers with calcium channel agonistic and antagonistic properties in rat resistance arteries by Prieto, Dolores, Mulvany, Michael J., Nyborg, Niels C.B.

“…1 The actions of (+)‐S‐12967 and (–)‐S‐12968 two isomers of a new 1,4‐dihydropyridine (DHP) derivative, were studied on 125 mm K+‐, Ca2+‐ and…”
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Coronary endothelial dysfunction of isolated hearts subjected to prolonged cold storage: patterns and contributing factors by Kevelaitis, E, Nyborg, N C, Menasché, P

“…A key role of endothelial dysfunction in the pathogenesis of early low coronary flow of heart transplants and late cardiac allograft vasculopathy indicates the…”
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Serotonin response increases with age in rat coronary resistance arteries by Nyborg, N C, Mikkelsen, E O

“…The effect of aging on morphological and mechanical characteristics and the serotonin reactivity of ring preparations of coronary resistance arteries isolated…”
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Characterization of calcitonin gene‐related peptide(CGRP) receptors in intramural coronary arteries from male and female Sprague Dawley rats by Sheykhzade, Majid, Berg Nyborg, Niels C.

“…In this study we characterized the CGRP‐receptor subtype by Schild‐plot analysis using the C‐terminal fragment, human‐αCGRP(8–37), a putative competitive…”
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The effect of long‐term streptozotocin‐induced diabetes on contractile and relaxation responses of coronary arteries: selective attenuation of CGRP‐induced relaxations by Sheykhzade, Majid, Dalsgaard, Grethe T, Johansen, Tue, Nyborg, Niels C Berg

“…This study investigates the effect of partially metabolic controlled long‐term (34 weeks) streptozotocin (STZ)‐induced diabetes on relaxation and contractile…”
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Comparison of the inhibitory effects of nifedipine and nimodipine on mechanical responses of isolated rat coronary small arteries by Nyborg, N C, Mikkelsen, E O

“…The effect of nifedipine and nimodipine was studied on the spontaneous myogenic tone and on the serotonin-, potassium-, and calcium-induced contractile…”
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