Jo J Aarseth
Stillingsbeskrivelse
Post.doc. Fri grunnforskning innen fysiologi hos fisk. Arbeider for tiden med sesongmessig regulering av fysiologien hos sjørøye (Salvelinus alpinus).
Publikasjoner i FRIDA
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Publikasjoner utenom Cristin
* Effekten av varierende fettmengde på grønlandsselens basalmetabolisme. Hovedfagsoppgave ved Universitetet i Tromsø, 2. desember 1997.
* The effect of body fat on the basal metabolic rate in adult harp seals (Phoca groenlandica). Aarseth JJ, Nordøy ES and Blix AS. Comparative Biochemistry and Physiology part A 124: 69-72, 1999.
* Melatonin potentiates the vasoconstrictive effect of noradrenaline in renal artery from newborn hooded seals (Cystophora cristata) and harp seals (Phoca groenlandica). Aarseth JJ, Nordøy ES and Stokkan K-A. Journal of Comparative Physiology B 171: 491- 496, 2001.
* Melatonin hos sel: et viktig hormon for fosteret? Aarseth JJ og Stokkan K-A. Fauna vol. 54 (Nr.3) 2001.
* Thermal function of phocid seal fur. Kvadsheim PH and Aarseth JJ. Marine Mammal Science 18 (4): 952- 962, 2002.
* Melatonin is rhythmic in newborn seals exposed to continuous light. Aarseth JJ, Van`t Hof TJ and Stokkan K-A.. Journal of Comparative Physiology B 173: 37- 42, 2003.
* Quantitative differences in the pineal ultrastructure of perinatal and adult harp (Phoca groenlandica) and hooded seals (Cystophora cristata). Aarseth JJ and Stokkan K-A. Journal of Pineal Research 35: 188-195, 2003.
* Melatonin reduces noradrenaline-induced vasoconstriction in the uterine artery of pregnant hooded seals (Cystophora cristata). Stokkan K-A. and Aarseth JJ. European Journal of Physiology 447: 405-407, 2004.
* Pineal gland and melatonin in arctic seals: A hormonal system primarily of fetal importance. Jo Jorem Aarseth, Dr. scient. Thesis, presented to the University of Tromsø 7. mai 2004. Prøveforelesning: Myoglobin and its importance in fetal and adult mammals.
* Keeping track of time under ice and snow in a sub-arctic lake: plasma melatonin rhythms in Arctic charr overwintering under natural conditions. Strand JET, Aarseth JJ, Hanebrekke TL, Jørgensen EH. (2008). Journal of Pineal Research. 44:227- 233.
* Melatonin implantation during spring and summer does not affect the seasonal rhythm of feeding in anadromous Arctic charr (Salvelinus alpinus). Jo Jorem Aarseth, Eirik Frøiland, Even Hjalmar Jørgensen. Polar Biology 33:379-388, 2009: DOI: 10.1007/s00300-009-0715-1.
* Melatonin receptor expression in the gonads of sole, Solea senegalensis: no evidence for involvement in the control of estradiol secretion. Confente F, Aarseth JJ, Falcón J, Jørgensen EH and Anonio J. Submitted to Comparative Biochemistry and Physiology C.
Forskningsinteresser
Fysiologiske tilpasninger hos dyr i Arktis, med vekt på sesongmessige endringer.