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Björn Thrandur Björnsson

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Eduardo N Fuentes; Alfredo Molina; Diego Safian; Juan Antonio Valdés; Ingibjörg E Einarsdottir; Alvaro A Elorza; Björn Thrandur Björnsson
Nutritional status modulates plasma leptin, AMPK and TOR activation, and mitochondrial biogenesis: Implications for cell metabolism and growth in skeletal muscle of the fine flounder.
Stephen D McCormick; Amy M Regish; Arne K Christensen; Björn Thrandur Björnsson
Differential regulation of sodium-potassium pump isoforms during smolt development and seawater exposure of Atlantic salmon.
Andreas Kullgren; D G Joakim Larsson; Linda Samuelsson; Kristina Sundell; Kerstin Wiklander; Björn Thrandur Björnsson; Ramon Fontanillas; Fredrik Jutfelt; Peter Kling; Wolfgang Koppe; Elisabeth Jönsson
The impact of temperature on the metabolome and endocrine metabolic signals in Atlantic salmon (Salmo salar).

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2013: Eduardo N Fuentes; Alfredo Molina; Diego Safian; Juan Antonio Valdés; Ingibjörg E Einarsdottir; Alvaro A Elorza; Björn Thrandur Björnsson
Nutritional status modulates plasma leptin, AMPK and TOR activation, and mitochondrial biogenesis: Implications for cell metabolism and growth in skeletal muscle of the fine flounder.
General and comparative endocrinology 2013;186():172-80.
2013: Stephen D McCormick; Amy M Regish; Arne K Christensen; Björn Thrandur Björnsson
Differential regulation of sodium-potassium pump isoforms during smolt development and seawater exposure of Atlantic salmon.
The Journal of experimental biology 2013;216(Pt 7):1142-51.
2013: Andreas Kullgren; D G Joakim Larsson; Linda Samuelsson; Kristina Sundell; Kerstin Wiklander; Björn Thrandur Björnsson; Ramon Fontanillas; Fredrik Jutfelt; Peter Kling; Wolfgang Koppe; Elisabeth Jönsson
The impact of temperature on the metabolome and endocrine metabolic signals in Atlantic salmon (Salmo salar).
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2013;164(1):44-53.
2012: Eirik Frøiland; Malcolm Jobling; Peter Kling; Chandra Sekhar Ravuri; Björn Thrandur Björnsson; Even Hjalmar Jørgensen
Seasonal appetite regulation in the anadromous Arctic charr: evidence for a role of adiposity in the regulation of appetite but not for leptin in signalling adiposity.
General and comparative endocrinology 2012;178(2):330-7.
2012: Eduardo N Fuentes; Peter Kling; Alfredo Molina; Juan Antonio Valdés; Marco Alvarez; Ingibjörg E Einarsdottir; Björn Thrandur Björnsson
Plasma leptin and growth hormone levels in the fine flounder (Paralichthys adspersus) increase gradually during fasting and decline rapidly after refeeding.
General and comparative endocrinology 2012;177(1):120-7.
2011: Anna Lennquist; Noomi Asker; Björn Thrandur Björnsson; Adam Brenthel; Maria Hultman; Peter Kling; Erik Kristiansson; D G Joakim Larsson; Lars Förlin
Physiology and mRNA expression in rainbow trout (Oncorhynchus mykiss) after long-term exposure to the new antifoulant medetomidine.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2011;154(3):234-41.
2011: Ingibjörg Eir Einarsdóttir; Deborah M Power; Elisabeth Jönsson; Björn Thrandur Björnsson
Occurrence of ghrelin-producing cells, the ghrelin receptor and Na+,K + -ATPase in tissues of Atlantic halibut (Hippoglossus hippoglossus) during early development.
Cell and tissue research 2011;344(3):481-98.
2011: Eduardo N Fuentes; Belen Lorca; Marco Antonio Alvarez; Björn Thrandur Björnsson; Ingibjörg Eir Einarsdottir; Juan Antonio Valdés; Alfredo Molina
IGF-I/PI3K/Akt and IGF-I/MAPK/ERK pathways in vivo in skeletal muscle are regulated by nutrition and contribute to somatic growth in the fine flounder.
American journal of physiology. Regulatory, integrative and comparative physiology 2011;300(6):R1532-42.
2011: Björn Thrandur Björnsson; Sigurd O Stefansson; Stephen D McCormick
Environmental endocrinology of salmon smoltification.
General and comparative endocrinology 2011;170(2):290-8.
2011: Koji Murashita; Ann-Elise O Jordal; Tom Ole Nilsen; Sigurd O Stefansson; Tadahide Kurokawa; Björn Thrandur Björnsson; Anne-Grethe Gamst Moen; Ivar Ronnestad
Leptin reduces Atlantic salmon growth through the central pro-opiomelanocortin pathway.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2011;158(1):79-86.
2010: Andreas Kullgren; Linda M Samuelsson; D G Joakim Larsson; Björn Thrandur Björnsson; Elisabeth Jönsson Bergman
A metabolomics approach to elucidate effects of food deprivation in juvenile rainbow trout (Oncorhynchus mykiss).
American journal of physiology. Regulatory, integrative and comparative physiology 2010;299(6):R1440-8.
2010: Susana Benedet; Eva Andersson; Christian Mittelholzer; Geir Lasse Taranger; Björn Thrandur Björnsson
Pituitary and plasma growth hormone dynamics during sexual maturation of female Atlantic salmon.
General and comparative endocrinology 2010;167(1):77-85.
2010: Elisabeth Jönsson; Hiroyuki Kaiya; Björn Thrandur Björnsson
Ghrelin decreases food intake in juvenile rainbow trout (Oncorhynchus mykiss) through the central anorexigenic corticotropin-releasing factor system.
General and comparative endocrinology 2010;166(1):39-46.
2009: Peter Kling; Ivar Rønnestad; Sigurd O Stefansson; Koji Murashita; Tadahide Kurokawa; Björn Thrandur Björnsson
A homologous salmonid leptin radioimmunoassay indicates elevated plasma leptin levels during fasting of rainbow trout.
General and comparative endocrinology 2009;162(3):307-12.
2008: Lars O E Ebbesson; Björn Thrandur Björnsson; Peter Ekström; Sigurd O Stefansson
Daily endocrine profiles in parr and smolt Atlantic salmon.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2008;151(4):698-704.
2008: Michelle Y Monette; Björn Thrandur Björnsson; Stephen D McCormick
Effects of short-term acid and aluminum exposure on the parr-smolt transformation in Atlantic salmon (Salmo salar): disruption of seawater tolerance and endocrine status.
General and comparative endocrinology 2008;158(1):122-30.
2008: Jon Hildahl; Deborah M Power; Björn Thrandur Björnsson; Ingibjörg Eir Einarsdóttir
Involvement of growth hormone-insulin-like growth factor I system in cranial remodeling during halibut metamorphosis as indicated by tissue- and stage-specific receptor gene expression and the presence of growth hormone receptor protein.
Cell and tissue research 2008;332(2):211-25.
2008: Tom O Nilsen; Lars O E Ebbesson; Pia Kiilerich; Björn Thrandur Björnsson; Steffen S Madsen; Stephen D McCormick; Sigurd O Stefansson
Endocrine systems in juvenile anadromous and landlocked Atlantic salmon (Salmo salar): seasonal development and seawater acclimation.
General and comparative endocrinology 2008;155(3):762-72.
2008: Susana Benedet; Björn Thrandur Björnsson; Geir Lasse Taranger; Eva Andersson
Cloning of somatolactin alpha, beta forms and the somatolactin receptor in Atlantic salmon: seasonal expression profile in pituitary and ovary of maturing female broodstock.
Reproductive biology and endocrinology : RB&E 2008;6():42.
2007: Katherine Nieves-Puigdoller; Björn Thrandur Björnsson; Stephen D McCormick
Effects of hexazinone and atrazine on the physiology and endocrinology of smolt development in Atlantic salmon.
Aquatic toxicology (Amsterdam, Netherlands) 2007;84(1):27-37.
2007: Tom O Nilsen; Lars O E Ebbesson; Steffen S Madsen; Stephen D McCormick; Eva Andersson; Björn Thrandur Björnsson; Patrick Prunet; Sigurd O Stefansson
Differential expression of gill Na+,K+-ATPase alpha- and beta-subunits, Na+,K+,2Cl- cotransporter and CFTR anion channel in juvenile anadromous and landlocked Atlantic salmon Salmo salar.
The Journal of experimental biology 2007;210(Pt 16):2885-96.
2007: Elisabeth Jönsson; Antti Forsman; Ingibjörg E Einarsdottir; Hiroyuki Kaiya; Kari Ruohonen; Björn Thrandur Björnsson
Plasma ghrelin levels in rainbow trout in response to fasting, feeding and food composition, and effects of ghrelin on voluntary food intake.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2007;147(4):1116-24.
2007: Darren T Lerner; Björn Thrandur Björnsson; Stephen D McCormick
Aqueous exposure to 4-nonylphenol and 17beta-estradiol increases stress sensitivity and disrupts ion regulatory ability of juvenile Atlantic salmon.
Environmental toxicology and chemistry / SETAC 2007;26(7):1433-40.
2007: Jon Hildahl; Malyka Galay-Burgos; Glen E Sweeney; Ingibjörg Eir Einarsdóttir; Björn Thrandur Björnsson
Identification of two isoforms of Atlantic halibut insulin-like growth factor-I receptor genes and quantitative gene expression during metamorphosis.
Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology 2007;147(3):395-401.
2007: Darren T Lerner; Björn Thrandur Björnsson; Stephen D McCormick
Larval exposure to 4-nonylphenol and 17beta-estradiol affects physiological and behavioral development of seawater adaptation in Atlantic salmon smolts.
Environmental science & technology 2007;41(12):4479-85.
2007: Jon Hildahl; Glen E Sweeney; Malyka Galay-Burgos; Ingibjörg Eir Einarsdóttir; Björn Thrandur Björnsson
Cloning of Atlantic halibut growth hormone receptor genes and quantitative gene expression during metamorphosis.
General and comparative endocrinology 2007;151(2):143-52.
2007: Darren T Lerner; Björn Thrandur Björnsson; Stephen D McCormick
Effects of aqueous exposure to polychlorinated biphenyls (Aroclor 1254) on physiology and behavior of smolt development of Atlantic salmon.
Aquatic toxicology (Amsterdam, Netherlands) 2007;81(3):329-36.
2007: Ingibjörg Eir Einarsdóttir; Liliana Anjos; Jon Hildahl; Björn Thrandur Björnsson; Deborah M Power
Isolation of Atlantic halibut pituitary hormones by continuous-elution electrophoresis followed by fingerprint identification, and assessment of growth hormone content during larval development.
General and comparative endocrinology 2007;150(2):355-63.
2006: Ulla Nordgarden; Per-Gunnar Fjelldal; Tom Hansen; Björn Thrandur Björnsson; Anna Wargelius
Growth hormone and insulin-like growth factor-I act together and independently when regulating growth in vertebral and muscle tissue of atlantic salmon postsmolts.
General and comparative endocrinology 2006;149(3):253-60.
2006: Elisabeth Jönsson; Antti Forsman; Ingibjörg E Einarsdottir; Barbro Egnér; Kari Ruohonen; Björn Thrandur Björnsson
Circulating levels of cholecystokinin and gastrin-releasing peptide in rainbow trout fed different diets.
General and comparative endocrinology 2006;148(2):187-94.
2006: Ingibjörg Eir Einarsdóttir; Nadia Silva; Deborah M Power; Heiddis Smáradóttir; Björn Thrandur Björnsson
Thyroid and pituitary gland development from hatching through metamorphosis of a teleost flatfish, the Atlantic halibut.
Anatomy and embryology 2006;211(1):47-60.
2005: Stephen D McCormick; Michael F O'dea; Amy M Moeckel; Darren T Lerner; Björn Thrandur Björnsson
Endocrine disruption of parr-smolt transformation and seawater tolerance of Atlantic salmon by 4-nonylphenol and 17beta-estradiol.
General and comparative endocrinology 2005;142(3):280-8.
2005: Anna Wargelius; Per-Gunnar Fjelldal; Susana Benedet; Tom Hansen; Björn Thrandur Björnsson; Ulla Nordgarden
A peak in gh-receptor expression is associated with growth activation in Atlantic salmon vertebrae, while upregulation of igf-I receptor expression is related to increased bone density.
General and comparative endocrinology 2005;142(1-2):163-8.
2005: Manfred Reinecke; Björn Thrandur Björnsson; Walton W Dickhoff; Stephen D McCormick; Isabel Navarro; Deborah M Power; Joaquim Gutiérrez
Growth hormone and insulin-like growth factors in fish: where we are and where to go.
General and comparative endocrinology 2005;142(1-2):20-4.
2005: Viktoria Johansson; Svante Winberg; Björn Thrandur Björnsson
Growth hormone-induced stimulation of swimming and feeding behaviour of rainbow trout is abolished by the D1 dopamine antagonist SCH23390.
General and comparative endocrinology 2005;141(1):58-65.
2004: Viktoria Johansson; Svante Winberg; Elisabeth Jönsson; David Hall; Björn Thrandur Björnsson
Peripherally administered growth hormone increases brain dopaminergic activity and swimming in rainbow trout.
Hormones and behavior 2004;46(4):436-43.
2003: Stephen D McCormick; Kristina Sundell; Björn Thrandur Björnsson; Christopher L Brown; Junya Hiroi
Influence of salinity on the localization of Na+/K+-ATPase, Na+/K+/2Cl- cotransporter (NKCC) and CFTR anion channel in chloride cells of the Hawaiian goby (Stenogobius hawaiiensis).
The Journal of experimental biology 2003;206(Pt 24):4575-83.
2003: Tatsuya Sakamoto; T Agustsson; S Moriyama; T Itoh; Akiyoshi Takahashi; Hiroshi Kawauchi; Björn Thrandur Björnsson; M Ando
Intra-arterial injection of prolactin-releasing peptide elevates prolactin gene expression and plasma prolactin levels in rainbow trout.
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology 2003;173(4):333-7.
2003: Elisabeth Jönsson; Viktoria Johansson; Björn Thrandur Björnsson; Svante Winberg
Central nervous system actions of growth hormone on brain monoamine levels and behavior of juvenile rainbow trout.
Hormones and behavior 2003;43(3):367-74.
2002: Stephen D McCormick; J Mark Shrimpton; Shunsuke Moriyama; Björn Thrandur Björnsson
Effects of an advanced temperature cycle on smolt development and endocrinology indicate that temperature is not a zeitgeber for smolting in Atlantic salmon.
The Journal of experimental biology 2002;205(Pt 22):3553-60.
2001: Deborah M Power; Lynda Llewellyn; M Faustino; Mari A Nowell; Björn Thrandur Björnsson; Ingibjörg E Einarsdottir; Adelino V M Canario; Glen E Sweeney
Thyroid hormones in growth and development of fish.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2001;130(4):447-59.
2000: T Agústsson; Lars O E Ebbesson; Björn Thrandur Björnsson
Dopaminergic innervation of the rainbow trout pituitary and stimulatory effect of dopamine on growth hormone secretion in vitro.
Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2000;127(3):355-64.
2000: P Persson; J Mark Shrimpton; Stephen D McCormick; Björn Thrandur Björnsson
The presence of high-affinity, low-capacity estradiol-17beta binding in rainbow trout scale indicates a possible endocrine route for the regulation of scale resorption.
General and comparative endocrinology 2000;120(1):35-43.
2000: T Agústsson; Björn Thrandur Björnsson
Growth hormone inhibits growth hormone secretion from the rainbow trout pituitary in vitro.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2000;126(3):299-303.
2000: Björn Thrandur Björnsson; G I Hemre; M Bjørnevik; T Hansen
Photoperiod regulation of plasma growth hormone levels during induced smoltification of underyearling Atlantic salmon.
General and comparative endocrinology 2000;119(1):17-25.
2000: Stephen D McCormick; S Moriyama; Björn Thrandur Björnsson
Low temperature limits photoperiod control of smolting in atlantic salmon through endocrine mechanisms.
American journal of physiology. Regulatory, integrative and comparative physiology 2000;278(5):R1352-61.
1998: T Agustsson; Björn Thrandur Björnsson
Feedback inhibition of ovine GH on GH release from the pituitary of rainbow trout.
Annals of the New York Academy of Sciences 1998;839():378-9.
1998: Elisabeth Jönsson; Jörgen I Johnsson; Björn Thrandur Björnsson
Growth hormone increases aggressive behavior in juvenile rainbow trout.
Hormones and behavior 1998;33(1):9-15.
1996: E Jönsson; J I Johnsson; Björn Thrandur Björnsson
Growth hormone increases predation exposure of rainbow trout.
Proceedings. Biological sciences / The Royal Society 1996;263(1370):647-51.
1996: J I Johnsson; E Jönsson; Björn Thrandur Björnsson
Dominance, nutritional state, and growth hormone levels in rainbow trout (Oncorhynchus mykiss).
Hormones and behavior 1996;30(1):13-21.
1995: dennis larsson; Björn Thrandur Björnsson; Kristina Sundell
Physiological concentrations of 24,25-dihydroxyvitamin D3 rapidly decrease the in vitro intestinal calcium uptake in the Atlantic cod, Gadus morhua.
General and comparative endocrinology 1995;100(2):211-7.
1995: Björn Thrandur Björnsson; S O Stefansson; T Hansen
Photoperiod regulation of plasma growth hormone levels during parr-smolt transformation of Atlantic salmon: implications for hypoosmoregulatory ability and growth.
General and comparative endocrinology 1995;100(1):73-82.
1994: Björn Thrandur Björnsson; G L Taranger; T Hansen; S O Stefansson; C Haux
The interrelation between photoperiod, growth hormone, and sexual maturation of adult Atlantic salmon (Salmo salar).
General and comparative endocrinology 1994;93(1):70-81.
1993: Kristina Sundell; Anthony W Norman; Björn Thrandur Björnsson
1,25(OH)2 vitamin D3 increases ionized plasma calcium concentrations in the immature Atlantic cod Gadus morhua.
General and comparative endocrinology 1993;91(3):344-51.
1992: Kristina Sundell; June E Bishop; Björn Thrandur Björnsson; Anthony W Norman
1,25-Dihydroxyvitamin D3 in the Atlantic cod: plasma levels, a plasma binding component, and organ distribution of a high affinity receptor.
Endocrinology 1992;131(5):2279-86.
1992: Kristina Sundell; Björn Thrandur Björnsson; H Itoh; H Kawauchi
Chum salmon (Oncorhynchus keta) stanniocalcin inhibits in vitro intestinal calcium uptake in Atlantic cod (Gadus morhua).
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology 1992;162(6):489-95.
1990: M Rydevik; Bertil Borg; C Haux; H Kawauchi; Björn Thrandur Björnsson
Plasma growth hormone levels increase during seawater exposure of sexually mature Atlantic salmon parr (Salmo salar L.).
General and comparative endocrinology 1990;80(1):9-15.
1990: Kristina Sundell; Björn Thrandur Björnsson
Effects of vitamin D3, 25(OH) vitamin D3, 24,25(OH)2 vitamin D3, and 1,25(OH)2 vitamin D3 on the in vitro intestinal calcium absorption in the marine teleost, Atlantic cod (Gadus morhua).
General and comparative endocrinology 1990;78(1):74-9.
1990: P Prunet; M Avella; Alexis Fostier; Björn Thrandur Björnsson; G Boeuf; C Haux
Roles of prolactin in salmonids.
Progress in clinical and biological research 1990;342():547-52.
1989: Björn Thrandur Björnsson; C Haux; H A Bern; L J Deftos
17 beta-estradiol increases plasma calcitonin levels in salmonid fish.
Endocrinology 1989;125(4):1754-60.
1989: B Norberg; Björn Thrandur Björnsson; C L Brown; U P Wichardt; L J Deftos; C Haux
Changes in plasma vitellogenin, sex steroids, calcitonin, and thyroid hormones related to sexual maturation in female brown trout (Salmo trutta).
General and comparative endocrinology 1989;75(2):316-26.
1989: G Young; Björn Thrandur Björnsson; P Prunet; R J Lin; H A Bern
Smoltification and seawater adaptation in coho salmon (Oncorhynchus kisutch): plasma prolactin, growth hormone, thyroid hormones, and cortisol.
General and comparative endocrinology 1989;74(3):335-45.
1989: Björn Thrandur Björnsson; G Young; R J Lin; L J Deftos; H A Bern
Smoltification and seawater adaptation in coho salmon (Oncorhynchus kisutch): plasma calcium regulation, osmoregulation, and calcitonin.
General and comparative endocrinology 1989;74(3):346-54.
1987: Björn Thrandur Björnsson; K Yamauchi; RS Nishioka; L J Deftos; H A Bern
Effects of hypophysectomy and subsequent hormonal replacement therapy on hormonal and osmoregulatory status of coho salmon, Oncorhynchus kisutch.
General and comparative endocrinology 1987;68(3):421-30.
1986: Björn Thrandur Björnsson; C Haux; Lars Förlin; L J Deftos
The involvement of calcitonin in the reproductive physiology of the rainbow trout.
The Journal of endocrinology 1986;108(1):17-23.