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Sighvatur Sævar Árnason - Senior Lecturer (UK) - Associate Professor (USA)
–
School of Health Sciences
Sighvatur Sævar Árnason
Íslenska
Senior Lecturer (UK) - Associate Professor (USA)
Physiologist
Location
Læknagarður / Lg-503
Phone
5254832
8463361
Email
ssa [at] hi.is
Unit
Faculty of Medicine
Consultation hours
By appointment
ORCID site
https://orcid.org/0000-0001-5939-8154
Courses 2020 - 2021
LÆK409G - Physiology B
ecologist, Institute of
,
professor, Inst. of
,
Collaboration
Olafur K. Nielsen,
,
Olafur K. Nielsen,
Biological Sciences, Univ
,
Newark, Delaware, USA
Education
1993
,
Ph.D.
,
Faculty of Science, University of Copenhagen
,
Zoophysiology
1980
,
DEA
,
Universite de Science et Technique, Academie de Montpellier
,
Endocrinology
1976
,
BS
,
Faculty of Science, University of Iceland
,
Biology
Professional Experience
1995 -
,
Associate professor, Department of physiology,
University of Iceland
1988 -
1995,
Assistant professor, Faculty of Medicine,
University of Iceland
1986 -
1988,
Reseach fellow, Faculty of Medicine,
University of Iceland
1976 -
1980,
Resercher and assistant tescher, Department of physiology,
University of Iceland
Published works
2015
Transport characteristics and morphology of the colon and coprodeum in two wild birds of different habitats, the rock ptarmigan (Lagopus mutus) and the common murre (Uria aalge).
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology
2011
CFTR mediated chloride secretion in the avian renal proximal tubule.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology
2009
NH4+ secretion in the avian colon. An actively regulated barrier to ammonium permeation of the colon mucosa.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology
2006
Endocrine regulation of ion transport in the avian lower intestine.
General and comparative endocrinology
Epithelial structure and function in the hen lower intestine
Avian Gut Function in Health and Disease
2003
PTH stimulates a Cl
-
-dependent and EIPA-sensitive current in chick proximal tubule cells in culture
American Journal of Physiology - Renal Physiology
2002
PTH stimulates a Cl(-)-dependent and EIPA-sensitive current in chick proximal tubule cells in culture.
American Journal of Physiology - Renal Physiology
2001
Radioiodinated tyrosyl-ouabain and measurement of a circulating ouabain-like compound.
Clinical chemistry
Aldosterone suppresses expression of an avian colonic sodium-glucose cotransporter.
American Journal of Physiology - Regulatory, Integrative and Comparative Physiology
Aldosterone suppresses expression of an avian colonic sodium-glucose cotransporter
American Journal of Physiology - Regulatory Integrative and Comparative Physiology
2000
Radioimmunoassay of plasma ouabain in healthy and pregnant individuals.
The Journal of endocrinology
1997
Aldosterone and the control of lower intestinal Na+ absorption and Cl- secretion in chickens.
Comparative biochemistry and physiology. Part A, Physiology
Aldosterone and the control of lower intestinal Na+ absorption and Cl- secretion in chickens
Comparative Biochemistry and Physiology - A Physiology
1996
Dehydration natriuresis in male rats is mediated by oxytocin.
The American journal of physiology
Dehydration natriuresis in male rats is mediated by oxytocin
American Journal of Physiology - Regulatory Integrative and Comparative Physiology
1991
Steady-state sodium absorption and chloride secretion of colon and coprodeum, and plasma levels of osmoregulatory hormones in hens in relation to sodium intake
Journal of Comparative Physiology B
Steady-state sodium absorption and chloride secretion of colon and coprodeum, and plasma levels of osmoregulatory hormones in hens in relation to sodium intake.
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology
1986
Plasma levels of arginine vasotocin, prolactin, aldosterone and corticosterone during prolonged dehydration in the domestic fowl: effect of dietary NaCl.
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology
Plasma levels of arginine vasotocin, prolactin, aldosterone and corticosterone during prolonged dehydration in the domestic flowl: effect of dietary NaCl
Journal of Comparative Physiology B
1985
Plasma concentrations of arginine vasotocin, prolactin, aldosterone and corticosterone in relation to oviposition and dietary NaCl in the domestic fowl.
Comparative biochemistry and physiology. A, Comparative physiology
OSMOTIC AND HORMONAL RESPONSE TO HEAT AND DEHYDRATION IN THE FOWL
JOURNAL OF COMPARATIVE PHYSIOLOGY B-BIOCHEMICAL SYSTEMIC AND ENVIRONMENTAL PHYSIOLOGY
Osmotic and hormonal responses to heat and dehydration in the fowl
Journal of Comparative Physiology B
1984
Aldosterone-induced sodium transport in lower intestine. Effects of varying NaCl intake.
Pflugers Archiv : European journal of physiology
Aldosterone-induced sodium transport in lower intestine - Effects of varying NaCl intake
Pflügers Archiv European Journal of Physiology
Keywords for Specialisation:
Epithelial physiology
Hormones of ion regulation
Hormones of metabolism
Muscle physiology
Bird physiology
Mammalian physiology
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