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Bernt T. Walther's picture

Bernt T. Walther

Professor
  • E-mailWalther@uib.no
  • Visitor Address
    Thormøhlensgt. 53 A/B
  • Postal Address
    Postboks 7803
    5020 Bergen
Books
  • Walther, Bernt T.; Fyhn, Hans Jørgen. 1993. Physiological and Biochemical Aspects of Fish Development. 355 pages. ISBN: 82-992402-0-4.
Journal articles
  • Arukwe, Augustine Ebeku; Celius, Trine; Walther, Bernt T.; Goksøyr, Anders. 2000. Effects of xenoestrogen treatment on zona radiata protein and vitellogenin expression in Atlantic salmon (Salmo salar). Aquatic Toxicology. 49: 159-170.
  • Celius, Trine; Haugen, Trine B.; Grotmol, Tom; Walther, Bernt T. 1999. Phospholipase C activation in rat pituitary adenoma (GH) cells. Environmental Health Perspectives. 107: 63-68.
  • Taranger, G.O.; Haux, C.; Stefansson, S.O.; Börnsson, B.Th.; Walther, Bernt T.; Kryvi, Harald. 1999. Mechanisms underlying photoperiodic effects on age at sexual maturity in Atlantic salmon, Salmo salar L. Aquaculture. 177: 47-69.
  • Taranger, GL; Haux, C; Hansen, T; Stefansson, SO; Bjørnsson, BT; Walther, Bernt T. 1999. Mechanisms underlying photoperiodic effects on ae at sexual maturity in Atlantic salmon, Salmon salar. Aquaculture. 107: 47-60.
  • Taranger, Geir Lasse; Haux, C.; Hansen, Tom Johnny; Stefansson, Sigurd Olav; Bjørnsson, Bjørn Thrandur; Walther, Bernt T.; Kryvi, Harald. 1999. Mechanisms underlying photoperiodic effects on age at sexual maturity in Atlantic salmon, Salmo salar. Aquaculture. 177: 47-60.
  • Arukwe, Augustine; Celius, Trine; Walther, Bernt T.; Goksøyr, Anders. 1998. Plasma levels of vitellogenin and eggshell Zona Radiata proteins in 4-nonylphenol and o,p´-DDT treated juvenile Atlantic Salmon (Salmo salar). Marine Environmental Research. 46: 133-136.
  • Taranger, G.L.; Haux, C.; Stefansson, S.O.; Björnsson, B.Th.; Walther, Bernt T.; Hansen, T. 1998. Abrupt changes in photoperiod affect age at maturity, timing of ovulation and plasma testosterone and estradiol-17B profiles in Atlantic salmon, Salmo salar L. Aquaculture. 162: 85-98.
  • Taranger, Geir Lasse; Haux, C.; Stefansson, Sigurd Olav; Bjørnsson, Bjørn Thrandur; Walther, Bernt T.; Hansen, Tom Johnny. 1998. Abrupt changes in photoperiod affect age at maturity, timing of ovulation and plasma testosterone and oestradiol-17 profiles in Atlantic salmon, Salmo salar. Aquaculture. 162: 85-98.
  • Helvik, Jon Vidar; Walther, Bernt T. 1993. Development of hatchability in halibut (Hippoglossus hippoglossus) embryos. International Journal of Developmental Biology. 37: 487-490.
  • Oppen-Berntsen, D. O.; Olsen, S. O.; Rong, C. J.; Taranger, G. L.; Swanson, P.; Walther, Bernt T. 1993. Plasma levels of eggshell ZR-proteins, Estradiol-17_b and gonodotropins during an annual reproductive cycle of Atlantic salmon (Salmon salar). Journal of Experimental Zoology. Part A: Ecological Genetics and Physiology.
  • Gjellesvik, D. R.; Lombardi, D.; Walther, Bernt T. 1992. Pancreatic bile salt dependent lipase from cod: Purification and properties. Biochimica et Biophysica Acta. 1014: 123-134.
  • Helvik, Jon Vidar; Walther, Bernt T. 1992. Photo-regulation of the hatching process in halibut (Hippoglossus hippoglossus) eggs. Journal of Experimental Zoology. Part A: Ecological Genetics and Physiology. 263: 204-209.
  • Oppen-Berntsen, D. O.; Gram-Jensen, E.; Walther, Bernt T. 1992. Hepatic, estradial-17_b-dependent synthesis of eggshell zr-proteins in rainbow trout. Journal of Endocrinology. 135: 293-302.
  • Oppen-Berntsen, D. O.; Hyllner, S. J.; Haux, C.; Helvik, Jon Vidar; Walther, Bernt T. 1992. Eggshell zona radiat-proteins: Extra-ovarian origin and induction by estradiol-17_b. International Journal of Developmental Biology. 36: 247-254.
  • Strætkvern, Knut Olav; Raae, Arnt Johan; Walther, Bernt T. 1992. Characterization of a pancreatic DNase from polyric caeca of Atlantic cod. Fish Physiology & Biochemistry. 9: 439-452.
  • Strætkvern, Knut Olav; Raae, Arnt Johan; Walther, Bernt T. 1992. Characterization of a pancreatic DNase from pyloric caeca of Atlantic cod (Gadus morhua). Fish Physiology & Biochemistry. 9: 439-452.
  • Endresen, Inger; Relling, G.; Tønder, O.; Myking, O.; Walther, Bernt T.; Ursin, Holger. 1991. Brief uncontrollable stress and physiological parameters influence human plasma concentrations of IgM and complement component C3. Behavioral Medicine. 17: 167-176.
  • Helvik, Jon Vidar; Flood, P. R.; Walther, Bernt T.; Oppen-Berntsen, D. O. 1991. Morphogenesis of the hatching gland of Atlantic halibut (Hippoglossus hippoglossus). Roux's Archives of Developmental Biology. 200: 180-187.
  • Helvik, Jon Vidar; Oppen-Berntsen, D. O.; Flood, P. R.; Walther, Bernt T. 1991. Morphogenesis of the hatching gland of Atlantic halibut (Hippoglossus hippoglossus). Roux's Archives of Developmental Biology. 200: 180-187.
  • Helvik, Jon Vidar; Oppen-Berntsen, D. O.; Walther, Bernt T. 1991. The hatching mechanism in Atlantic halibut (#_H#_i#_p#_p#_o#_g#_l#_o#_s#_s#_u#_s#_ #_h#_i#_p#_p#_o#_g#_l#_o#_s#_s#_u#_s). International Journal of Developmental Biology. 35: 9-16.
  • Helvik, Jon Vidar; Oppen-Berntsen, D. O.; Walther, Bernt T. 1991. The hatching mechanism in Atlantic halibut (Hippoglossus hippoglossus). International Journal of Developmental Biology. 35: 9-16.
  • Hyllner, S. J.; Oppen-Berntsen, D. O.; Helvik, Jon Vidar; Walther, Bernt T.; Haux, C. 1991. Oestradiol 17_b induces the major vitelline envelope proteins in both sexes in teleosts. Journal of Endocrinology. 131: 229-236.
  • Hyllner, S. J.; Oppen-Berntsen, D. O.; Helvik, Jon Vidar; Walther, Bernt T.; Haux, C. 1991. Oestradiol -17_b induces the major vitellin envelope proteins in both sexes in teleosts. Journal of Endocrinology. 131: 229-236.
  • Jellestad, Finn Konow; Alicja, Markowska; Bakke, Hans Kristian; Walther, Bernt T. 1986. Behavioral Effects After Ibotenic Acid, 6-OHDA and Electrolytic Lesions in the Central Amygdala Nucleus of the Rat. Physiology and Behavior. 37: 855-862.
Book sections
  • Grønås, W.; Klingsheim, V.; Walther, Bernt T. 1993. Development of pigmentation in turbot (Scophtalmus maximus) larvae under different rearing conditions. 129-134. In:
    • [Mangler etternavn], [Mangler fornavn]. 1993. Fish Farming Technology (Red.: Reinertsen, Dahle, Jørgensen, Tvinnereim).
  • Olsen, S. O.; Walther, Bernt T. 1993. Cellular organization of the teleost pituitary, and activities during an annual reproductive cycle. 50-66. In:
    • [Mangler etternavn], [Mangler fornavn]. 1993. Physiological and biochemical aspects of fish development. (Red.: Walther, B. T., Fyhn, H. J.).
  • Walther, Bernt T. 1993. Nutritive strategies during pre-gastrula ontogenesis, and in evolution of enveloped zygotes: The embroygen hypothesis on sexual hatching. 2-21. In:
    • [Mangler etternavn], [Mangler fornavn]. 1993. Physiological and biochemical aspects of fish development. (Red.: Walther, B. T., Fyhn, H. J.).
  • Oppen-Berntsen, D. O.; Gram-Jensen, D. O.; Walther, Bernt T. 1991. Origin of teleostean eggshell zr-proteins and their significance during oogenesis: #_I#_n#_ #_v#_i#_t#_r#_o liver syntehesis of eggshell proteins induced by estradiol-17_b. 306-308. In:
    • Scott, A. P.; Sumpter, J. P.; Kime, D. E.; Rolfe, M. S. 1991. Reproductive Physiology of Fish, 4th. Intntl. Symp., Norwich UK,.
  • Tananger, G. L.; Haux, C.; Walther, Bernt T.; Stefansson, Sigurd; Björnsson, B. Th.; Hansen, T. 1991. Photoperiodic control of growth, incidence of sexual maturation and ovulation in adult Atlantic salmon (#_S#_a#_l#_m#_o#_ #_s#_a#_l#_a#_r ). 145-148. In:
    • Scott, A. P.; Sumpter, J. P.; Kime, D. E.; Rolfe, M. S. 1991. Reproductive Physiology of Fish, 4th. Intntl. Symp., Norwich UK,.

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