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Neural effects of elevated CO2 in fish may be amplified by a vicious cycle.

Schunter C, Ravasi T, Munday PL, Nilsson GE.

Conserv Physiol. 2019 Dec 8;7(1):coz100. doi: 10.1093/conphys/coz100. eCollection 2019.


Depression-like state behavioural outputs may confer beneficial outcomes in risky environments.

Vindas MA, Helland-Riise SH, Nilsson GE, Øverli Ø.

Sci Rep. 2019 Mar 7;9(1):3792. doi: 10.1038/s41598-019-40390-3.


Effects of lactate ions on the cardiorespiratory system in rainbow trout (Oncorhynchus mykiss).

Thomsen MT, Lefevre S, Nilsson GE, Wang T, Bayley M.

Am J Physiol Regul Integr Comp Physiol. 2019 May 1;316(5):R607-R620. doi: 10.1152/ajpregu.00395.2018. Epub 2019 Feb 27.


The expression of genes involved in excitatory and inhibitory neurotransmission in turtle (Trachemys scripta) brain during anoxic submergence at 21 °C and 5 °C reveals the importance of cold as a preparatory cue for anoxia survival.

Couturier CS, Stecyk JAW, Ellefsen S, Sandvik GK, Milton SL, Prentice HM, Nilsson GE.

Comp Biochem Physiol Part D Genomics Proteomics. 2019 Jun;30:55-70. doi: 10.1016/j.cbd.2018.12.010. Epub 2019 Feb 13.


Short-term cortisol exposure alters cardiac hypertrophic and non-hypertrophic signalling in a time-dependent manner in rainbow trout.

Nørstrud KS, Vindas MA, Nilsson GE, Johansen IB.

Biol Open. 2018 Nov 29;7(12). pii: bio037853. doi: 10.1242/bio.037853.


Small Non-coding RNA Expression and Vertebrate Anoxia Tolerance.

Riggs CL, Summers A, Warren DE, Nilsson GE, Lefevre S, Dowd WW, Milton S, Podrabsky JE.

Front Genet. 2018 Jul 10;9:230. doi: 10.3389/fgene.2018.00230. eCollection 2018.


Experimental strategies to assess the biological ramifications of multiple drivers of global ocean change-A review.

Boyd PW, Collins S, Dupont S, Fabricius K, Gattuso JP, Havenhand J, Hutchins DA, Riebesell U, Rintoul MS, Vichi M, Biswas H, Ciotti A, Gao K, Gehlen M, Hurd CL, Kurihara H, McGraw CM, Navarro JM, Nilsson GE, Passow U, Pörtner HO.

Glob Chang Biol. 2018 Jun;24(6):2239-2261. doi: 10.1111/gcb.14102. Epub 2018 Mar 31. Review.


A cool response-The influence of ambient temperature on capillary refill time.

John RT, Henricson J, Junker J, Jonson CO, Nilsson GE, Wilhelms D, Anderson CD.

J Biophotonics. 2018 Jun;11(6):e201700371. doi: 10.1002/jbio.201700371. Epub 2018 Mar 5.


Oxygen- and capacity-limited thermal tolerance: blurring ecology and physiology.

Jutfelt F, Norin T, Ern R, Overgaard J, Wang T, McKenzie DJ, Lefevre S, Nilsson GE, Metcalfe NB, Hickey AJR, Brijs J, Speers-Roesch B, Roche DG, Gamperl AK, Raby GD, Morgan R, Esbaugh AJ, Gräns A, Axelsson M, Ekström A, Sandblom E, Binning SA, Hicks JW, Seebacher F, Jørgensen C, Killen SS, Schulte PM, Clark TD.

J Exp Biol. 2018 Jan 10;221(Pt 1). pii: jeb169615. doi: 10.1242/jeb.169615. No abstract available.


An interplay between plasticity and parental phenotype determines impacts of ocean acidification on a reef fish.

Schunter C, Welch MJ, Nilsson GE, Rummer JL, Munday PL, Ravasi T.

Nat Ecol Evol. 2018 Feb;2(2):334-342. doi: 10.1038/s41559-017-0428-8. Epub 2017 Dec 18.


In modelling effects of global warming, invalid assumptions lead to unrealistic projections.

Lefevre S, McKenzie DJ, Nilsson GE.

Glob Chang Biol. 2018 Feb;24(2):553-556. doi: 10.1111/gcb.13978. Epub 2017 Nov 27.


Re-oxygenation after anoxia induces brain cell death and memory loss in the anoxia-tolerant crucian carp.

Lefevre S, Stecyk JAW, Torp MK, Løvold LY, Sørensen C, Johansen IB, Stensløkken KO, Couturier CS, Sloman KA, Nilsson GE.

J Exp Biol. 2017 Nov 1;220(Pt 21):3883-3895. doi: 10.1242/jeb.165118.


Responses of neurogenesis and neuroplasticity related genes to elevated CO2 levels in the brain of three teleost species.

Lai F, Fagernes CE, Bernier NJ, Miller GM, Munday PL, Jutfelt F, Nilsson GE.

Biol Lett. 2017 Aug;13(8). pii: 20170240. doi: 10.1098/rsbl.2017.0240.


Extreme anoxia tolerance in crucian carp and goldfish through neofunctionalization of duplicated genes creating a new ethanol-producing pyruvate decarboxylase pathway.

Fagernes CE, Stensløkken KO, Røhr ÅK, Berenbrink M, Ellefsen S, Nilsson GE.

Sci Rep. 2017 Aug 11;7(1):7884. doi: 10.1038/s41598-017-07385-4.


The high tolerance to aluminium in crucian carp (Carassius carassius) is associated with its ability to avoid hypoxia.

Poléo ABS, Schjolden J, Sørensen J, Nilsson GE.

PLoS One. 2017 Jun 23;12(6):e0179519. doi: 10.1371/journal.pone.0179519. eCollection 2017.


Reflectance spectroscopy: to shed new light on the capillary refill test.

John RT, Henricson J, Nilsson GE, Wilhelms D, Anderson CD.

J Biophotonics. 2018 Jan;11(1). doi: 10.1002/jbio.201700043. Epub 2017 May 24.


Bigger is not better: cortisol-induced cardiac growth and dysfunction in salmonids.

Johansen IB, Sandblom E, Skov PV, Gräns A, Ekström A, Lunde IG, Vindas MA, Zhang L, Höglund E, Frisk M, Sjaastad I, Nilsson GE, Øverli Ø.

J Exp Biol. 2017 Jul 15;220(Pt 14):2545-2553. doi: 10.1242/jeb.135046. Epub 2017 May 5.


Models projecting the fate of fish populations under climate change need to be based on valid physiological mechanisms.

Lefevre S, McKenzie DJ, Nilsson GE.

Glob Chang Biol. 2017 Sep;23(9):3449-3459. doi: 10.1111/gcb.13652. Epub 2017 Mar 6.


Erratum: Expression of genes involved in brain GABAergic neurotransmission in three-spined stickleback exposed to near-future CO2.

Lai F, Fagernes CE, Jutfelt F, Nilsson GE.

Conserv Physiol. 2017 Jan 20;5(1):cox004. doi: 10.1093/conphys/cox004. eCollection 2017.


Expression of genes involved in brain GABAergic neurotransmission in three-spined stickleback exposed to near-future CO2.

Lai F, Fagernes CE, Jutfelt F, Nilsson GE.

Conserv Physiol. 2016 Dec 29;4(1):cow068. doi: 10.1093/conphys/cow068. eCollection 2016. Erratum in: Conserv Physiol. 2017 Jan 20;5(1):cox004.


Conservation physiology of marine fishes: state of the art and prospects for policy.

McKenzie DJ, Axelsson M, Chabot D, Claireaux G, Cooke SJ, Corner RA, De Boeck G, Domenici P, Guerreiro PM, Hamer B, Jørgensen C, Killen SS, Lefevre S, Marras S, Michaelidis B, Nilsson GE, Peck MA, Perez-Ruzafa A, Rijnsdorp AD, Shiels HA, Steffensen JF, Svendsen JC, Svendsen MB, Teal LR, van der Meer J, Wang T, Wilson JM, Wilson RW, Metcalfe JD.

Conserv Physiol. 2016 Oct 18;4(1):cow046. eCollection 2016. Review.


Physiological Challenges to Fishes in a Warmer and Acidified Future.

Nilsson GE, Lefevre S.

Physiology (Bethesda). 2016 Nov 1;31(6):409-417. Review.


Ambient CO2, fish behaviour and altered GABAergic neurotransmission: exploring the mechanism of CO2-altered behaviour by taking a hypercapnia dweller down to low CO2 levels.

Regan MD, Turko AJ, Heras J, Andersen MK, Lefevre S, Wang T, Bayley M, Brauner CJ, Huong do TT, Phuong NT, Nilsson GE.

J Exp Biol. 2016 Jan;219(Pt 1):109-18. doi: 10.1242/jeb.131375.


Reversible brain swelling in crucian carp (Carassius carassius) and goldfish (Carassius auratus) in response to high external ammonia and anoxia.

Wilkie MP, Stecyk JA, Couturier CS, Sidhu S, Sandvik GK, Nilsson GE.

Comp Biochem Physiol A Mol Integr Physiol. 2015 Jun;184:65-75. doi: 10.1016/j.cbpa.2014.12.038. Epub 2015 Jan 9.


Altered neurotransmitter function in CO2-exposed stickleback (Gasterosteus aculeatus): a temperate model species for ocean acidification research.

Lai F, Jutfelt F, Nilsson GE.

Conserv Physiol. 2015 Apr 28;3(1):cov018. doi: 10.1093/conphys/cov018. eCollection 2015.


Air breathing in the Arctic: influence of temperature, hypoxia, activity and restricted air access on respiratory physiology of the Alaska blackfish Dallia pectoralis.

Lefevre S, Damsgaard C, Pascale DR, Nilsson GE, Stecyk JA.

J Exp Biol. 2014 Dec 15;217(Pt 24):4387-98. doi: 10.1242/jeb.105023. Epub 2014 Nov 13.


Oxygen- and temperature-dependent expression of survival protein kinases in crucian carp (Carassius carassius) heart and brain.

Nilsson GE, Vaage J, Stensløkken KO.

Am J Physiol Regul Integr Comp Physiol. 2015 Jan 1;308(1):R50-61. doi: 10.1152/ajpregu.00094.2014. Epub 2014 Nov 5.


Life without oxygen: gene regulatory responses of the crucian carp (Carassius carassius) heart subjected to chronic anoxia.

Stensløkken KO, Ellefsen S, Vasieva O, Fang Y, Farrell AP, Olohan L, Vaage J, Nilsson GE, Cossins AR.

PLoS One. 2014 Nov 5;9(11):e109978. doi: 10.1371/journal.pone.0109978. eCollection 2014.


Atlantic salmon show capability for cardiac acclimation to warm temperatures.

Anttila K, Couturier CS, Overli O, Johnsen A, Marthinsen G, Nilsson GE, Farrell AP.

Nat Commun. 2014 Jun 24;5:4252. doi: 10.1038/ncomms5252.


Alterations in gill structure in tropical reef fishes as a result of elevated temperatures.

Bowden AJ, Gardiner NM, Couturier CS, Stecyk JA, Nilsson GE, Munday PL, Rummer JL.

Comp Biochem Physiol A Mol Integr Physiol. 2014 Sep;175:64-71. doi: 10.1016/j.cbpa.2014.05.011. Epub 2014 May 23.


Response to 'the importance of accurate CO2 dosing and measurement in ocean acidification studies'.

Munday PL, Watson SA, Chung WS, Marshall NJ, Nilsson GE.

J Exp Biol. 2014 May 15;217(Pt 10):1828-9. doi: 10.1242/jeb.105890. No abstract available.


Ocean acidification slows retinal function in a damselfish through interference with GABAA receptors.

Chung WS, Marshall NJ, Watson SA, Munday PL, Nilsson GE.

J Exp Biol. 2014 Feb 1;217(Pt 3):323-6. doi: 10.1242/jeb.092478.


Life on the edge: thermal optima for aerobic scope of equatorial reef fishes are close to current day temperatures.

Rummer JL, Couturier CS, Stecyk JA, Gardiner NM, Kinch JP, Nilsson GE, Munday PL.

Glob Chang Biol. 2014 Apr;20(4):1055-66. doi: 10.1111/gcb.12455. Epub 2013 Nov 27.


Marine mollusc predator-escape behaviour altered by near-future carbon dioxide levels.

Watson SA, Lefevre S, McCormick MI, Domenici P, Nilsson GE, Munday PL.

Proc Biol Sci. 2013 Nov 13;281(1774):20132377. doi: 10.1098/rspb.2013.2377. Print 2014 Jan 7.


Aerobic vs. anaerobic scope: sibling species of fish indicate that temperature dependence of hypoxia tolerance can predict future survival.

Sørensen C, Munday PL, Nilsson GE.

Glob Chang Biol. 2014 Mar;20(3):724-9. doi: 10.1111/gcb.12399. Epub 2014 Jan 23.


Phylogeny and effects of anoxia on hyperpolarization-activated cyclic nucleotide-gated channel gene expression in the heart of a primitive chordate, the Pacific hagfish (Eptatretus stoutii).

Wilson CM, Stecyk JA, Couturier CS, Nilsson GE, Farrell AP.

J Exp Biol. 2013 Dec 1;216(Pt 23):4462-72. doi: 10.1242/jeb.094912. Epub 2013 Aug 30.


Species-specific effects of near-future CO(2) on the respiratory performance of two tropical prey fish and their predator.

Couturier CS, Stecyk JA, Rummer JL, Munday PL, Nilsson GE.

Comp Biochem Physiol A Mol Integr Physiol. 2013 Nov;166(3):482-9. doi: 10.1016/j.cbpa.2013.07.025. Epub 2013 Jul 31.


Impaired learning of predators and lower prey survival under elevated CO2 : a consequence of neurotransmitter interference.

Chivers DP, McCormick MI, Nilsson GE, Munday PL, Watson SA, Meekan MG, Mitchell MD, Corkill KC, Ferrari MC.

Glob Chang Biol. 2014 Feb;20(2):515-22. doi: 10.1111/gcb.12291. Epub 2013 Sep 14.


Elevated CO2 enhances aerobic scope of a coral reef fish.

Rummer JL, Stecyk JA, Couturier CS, Watson SA, Nilsson GE, Munday PL.

Conserv Physiol. 2013 Sep 21;1(1):cot023. doi: 10.1093/conphys/cot023. eCollection 2013.


Impact of global warming and rising CO2 levels on coral reef fishes: what hope for the future?

Munday PL, McCormick MI, Nilsson GE.

J Exp Biol. 2012 Nov 15;215(Pt 22):3865-73. doi: 10.1242/jeb.074765. Review.


Studies of ribonucleotide reductase in crucian carp-an oxygen dependent enzyme in an anoxia tolerant vertebrate.

Sandvik GK, Tomter AB, Bergan J, Zoppellaro G, Barra AL, Røhr AK, Kolberg M, Ellefsen S, Andersson KK, Nilsson GE.

PLoS One. 2012;7(8):e42784. doi: 10.1371/journal.pone.0042784. Epub 2012 Aug 14.


New insights into the plasticity of gill structure.

Nilsson GE, Dymowska A, Stecyk JA.

Respir Physiol Neurobiol. 2012 Dec 1;184(3):214-22. doi: 10.1016/j.resp.2012.07.012. Epub 2012 Jul 27. Review.


Per-unit-living tissue normalization of real-time RT-PCR data in ischemic rat hearts.

Ellefsen S, Bliksøen M, Rutkovskiy A, Johansen IB, Kaljusto ML, Nilsson GE, Vaage JI, Stensløkken KO.

Physiol Genomics. 2012 Jun 15;44(12):651-6. doi: 10.1152/physiolgenomics.00004.2012. Epub 2012 Apr 24.


Neural plasticity is affected by stress and heritable variation in stress coping style.

Johansen IB, Sørensen C, Sandvik GK, Nilsson GE, Höglund E, Bakken M, Overli O.

Comp Biochem Physiol Part D Genomics Proteomics. 2012 Jun;7(2):161-71. doi: 10.1016/j.cbd.2012.01.002. Epub 2012 Jan 10.


Quantification of heat shock protein mRNA expression in warm and cold anoxic turtles (Trachemys scripta) using an external RNA control for normalization.

Stecyk JA, Couturier CS, Fagernes CE, Ellefsen S, Nilsson GE.

Comp Biochem Physiol Part D Genomics Proteomics. 2012 Mar;7(1):59-72. doi: 10.1016/j.cbd.2011.11.001. Epub 2011 Nov 11.


Dramatic increase of nitrite levels in hearts of anoxia-exposed crucian carp supporting a role in cardioprotection.

Sandvik GK, Nilsson GE, Jensen FB.

Am J Physiol Regul Integr Comp Physiol. 2012 Feb 15;302(4):R468-77. doi: 10.1152/ajpregu.00538.2011. Epub 2011 Nov 30.


Intrinsic contractile properties of the crucian carp (Carassius carassius) heart during anoxic and acidotic stress.

Stecyk JA, Larsen BC, Nilsson GE.

Am J Physiol Regul Integr Comp Physiol. 2011 Oct;301(4):R1132-42. doi: 10.1152/ajpregu.00372.2010. Epub 2011 Jul 27.


Cortisol response to stress is associated with myocardial remodeling in salmonid fishes.

Johansen IB, Lunde IG, Røsjø H, Christensen G, Nilsson GE, Bakken M, Overli O.

J Exp Biol. 2011 Apr 15;214(Pt 8):1313-21. doi: 10.1242/jeb.053058.


Social stress reduces forebrain cell proliferation in rainbow trout (Oncorhynchus mykiss).

Sørensen C, Nilsson GE, Summers CH, Øverli Ø.

Behav Brain Res. 2012 Feb 14;227(2):311-8. doi: 10.1016/j.bbr.2011.01.041. Epub 2011 Feb 1.


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