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Jón Ólafur Skarphéðinsson - Professor
–
School of Health Sciences
Jón Ólafur Skarphéðinsson
Íslenska
Professor
Location
Læknagarður / Lg-545
Phone
525 - 4836
Email
joskarp [at] hi.is
Unit
Faculty of Nursing
Consultation hours
ORCID site
https://orcid.org/0000-0002-7941-4323
Courses 2019 - 2020
HJÚ212G - Physiology I
HVS016M - Physiology II
HJÚ109G - Cell Physiology
HJÚ309G - Physiology II
Education
1988
,
DrMedSci
,
University of Göteborg
,
DrMedSci
1979
,
BSc
,
University of Iceland
,
Biology
Professional Experience
1995 -
,
Professor,
University of Iceland
1990 -
1995,
Associate Professor,
University of Iceland
1988 -
1990,
Assistant Professor,
University of Iceland
Published works
2013
Effects of placental protein 13 on the cardiovascular system in gravid and non-gravid rodents.
2003
Hyperphagia modifies FA profiles of plasma phospholipids, plasma FFA, and adipose tissue TAG.
Functional role, structure, and evolution of the melanocortin-4 receptor.
2002
Food conversion is transiently affected during 4-week chronic administration of melanocortin agonist and antagonist in rats.
2001
Melanocortin receptor agonist transiently increases oxygen consumption in rats.
1999
Does sympathetic nerve discharge affect the firing of polymodal C-fibre afferents in humans?
Long term orexigenic effect of a novel melanocortin 4 receptor selective antagonist.
1998
Importance of the lactate anion in control of breathing.
1997
Sympathetic nerve traffic correlates with the release of nitric oxide in humans: implications for blood pressure control.
1996
The effects of hexamethonium on cerebral blood flow and cerebral function during relative cerebral ischaemia in rats.
Differential responses in adrenal and renal nerves to CNS osmotic stimulation.
1994
The effects of selective opioid antagonists on somatosensory evoked potentials during relative cerebral ischemia in rats.
1993
Evidence for an adrenergic innervation of the adrenal cortical blood vessels in rats.
1992
Effect of chronic ethanol consumption upon cardiovascular reactivity, heart rate and blood pressure in spontaneously hypertensive and Wistar-Kyoto rats.
Differential responses in post- and pre-ganglionic adrenal sympathetic nerve activity and renal sympathetic nerve activity after injection of 2-deoxy-D-glucose and insulin in rats.
Reflex changes in post- and preganglionic sympathetic adrenal nerve activity and postganglionic sympathetic renal nerve activity upon arterial baroreceptor activation and during severe haemorrhage in the rat.
1990
Neurophysiological evidence for and characterization of the post-ganglionic innervation of the adrenal gland in the rat.
Electric muscle stimulation in the spontaneously hypertensive rat induces a post-stimulatory reduction in activity: role of different opioid receptors.
Role of different serotonergic receptors in the long-lasting blood pressure depression following muscle stimulation in the spontaneously hypertensive rat.
Differentiated responses of renal and adrenal sympathetic nerve activity to intravenous morphine administration in anesthetized rats.
Regional changes in sympathetic nerve activity and baroreceptor reflex function and arterial plasma levels of catecholamines, renin and vasopressin during naloxone-precipitated morphine withdrawal in rats.
Electrical stimulation of the gastrocnemius muscle in the spontaneously hypertensive rat increases the pain threshold: role of different serotonergic receptors.
Effect of the calcium antagonists felodipine and nimodipine on cortical blood flow in the spontaneously hypertensive rat.
1989
Effect of the calcium antagonists felodipine and nimodipine on cortical blood flow in the spontaneously hypertensive rat.
Relative cerebral ischemia in SHR due to hypotensive hemorrhage: cerebral function, blood flow and extracellular levels of lactate and purine catabolites.
The effects of naloxone on cerebral blood flow and cerebral function during relative cerebral ischemia.
1988
Sympathetic inhibition from vagal afferents during severe haemorrhage in rats.
Repeated measurements of cerebral blood flow in rats. Comparisons between the hydrogen clearance method and laser Doppler flowmetry.
Endorphin mechanisms are responsible for the beneficial effects of opioid antagonists on cerebral function during relative cerebral ischaemia in rats.
1987
The effects of naloxone on behavioural depression due to hypotensive haemorrhage in unanaesthetized spontaneously hypertensive rats.
1986
Cerebral function during hypotensive haemorrhage in spontaneously hypertensive rats and Wistar Kyoto rats.
The effects of naloxone on cerebral function in spontaneously hypertensive rats during hypotensive haemorrhage.
Keywords for Specialisation:
autonomic nervous system
sympathetic nervous system
microneurography
heart
vessels
in vivo experiments
rats
Cardiovascular control
pain
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