Animal Biology
Animal Biology
2010:
Ekström P, Meissl H (2010) Pineal photoreception and temporal physiology in fish. In Biological clock in fish. Kulczykowska E, Popek W, Kapoor BG (eds.), Science Publishers, Enfield (USA), pp. 35-70
2008:
Ebbesson LO, Björnsson BT, Ekström P, Stefansson SO (2008) Daily endocrine profiles in parr and smolt Atlantic salmon. Comp Biochem Physiol A 151:698-704
2005:
Ebbesson L, Tipsmark C, Holmqvist B, Nilsen T, Andersson, E, Stefansson S, Madsen S (2005) Nitric oxide synthase in the gill of Atlantic salmon; colocalization with and inhibition of NA, K-ATPase. Exp Biol 208:1011-1017
2000:
Ebbesson LOE, Björnsson BT, Stefansson SO, Ekström P (2000) Free-thyroxine during parr-smolt transformation in coho salmon, Oncorhynchus kisutch: Comparison with total thyroxine, total triiodothyronine, and growth hormone. Fish Physiol Biochem 22:45-50.
1998:
Ebbesson LOE, Björnsson BT, Stefansson SO, Ekström P (1998) Propylthiouracil-induced hypothyroidism in coho salmon, Oncorhynchus kisutch: Effects on plasma total thyroxine, total triiodothyronine, free thyroxine, and growth hormone. Fish Physiol Biochem 19:305-313
1997:
Forsell J, Holmqvist BI, Helvik JV, Ekström P (1997) Role of the pineal organ in the photoregulated hatching of the Atlantic halibut. Int J Dev Biol 41: 591-595
1995:
Holmqvist BI, Ekström P (1995) Hypophysiotrophic systems in the brain of the Atlantic salmon. Neuronal innervation of the pituitary and the origin of pituitary dopamine and nonapeptides identified by means of combined carbocyanine tract tracing and immunocytochemistry. J. Chem Neuroanat 8:125-145
1992:
Ebbesson LOE, Holmqvist BI, Östholm T, Ekström P (1992) Transient serotonin-immunoreactive neurons coincide with a critical period of neural development in Coho salmon (Oncorhynchus kisutch). Cell Tiss Res 268:389-392
Holmqvist BI, Östholm T, Ekström P (1992) Retinohypothalamic projections and the suprachiasmatic nucleus of the teleost brain. Review in NATO ASI Series: Rhythms in fishes. M.A. Ali (ed). Plenum press, New York, pp 293-318
1991:
Holmqvist BI, Ekström P (1991) Galanin-like immunoreactivity in the brain of teleosts: Distribution and Relation to substance P, vasotocin and isotocin. J. Comp. Neurol.306;361-381