Search Results - "Semenkova, B."
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Serum levels of testosterone, 11-ketotestosterone and oestradiol-17β in three species of sturgeon during gonadal development and final maturation induced by hormonal treatment
Published in Journal of fish biology (01-05-2004)“…Changes in serum concentrations of two androgens, testosterone (T) and 11‐ketotestosterone (11KT), and oestradiol‐17β(E2) in male and female giant sturgeon…”
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Effect of progestins on germinal vesicle break down in sturgeon follicles in vitro
Published in Journal of applied ichthyology (01-12-2006)Get full text
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Steroids in the control of reproductive function in fish
Published in Neuroscience and behavioral physiology (01-03-2002)“…Serum and coelomic fluid sex steroid hormone levels were measured in the sturgeon (Acipenseridae) at the onset of anadromous migration and maturation. Cortisol…”
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Sex steroids concentrations in Russian sturgeon (Acipenser guel denstaedti Br.) serum and coelomic fluid at final oocyte maturation
Published in Fish physiology and biochemistry (01-01-2003)“…Sex steroid levels in the coelomic fluid (CF) were lower than in the blood serum (BS) both in spring form (SF) and winter form (WF) of the female Russian…”
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Steroids in sturgeon's migration regulation
Published in Fish physiology and biochemistry (01-01-2003)“…In the sea period the gonads of Russian sturgeon (Acipenser gueldenstadtii Br.) are far from maturity and serum steroids levels are low. At the beginning of…”
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Sex steroids and oocyte maturation in the sterlet (Acipenser ruthenus L.)
Published in Journal of applied ichthyology (01-12-2006)Get full text
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Changes in the physiological state of hiemal form of the Russian sturgeon Acipenser gueldenstaedtii in the Volga after holding It and hormonal impacts
Published in Journal of ichthyology (01-06-2008)“…Physiologobiochemical indices of males and females of the hiemal form of the Russian sturgeon Acipenser gueldenstaedtii of the summer and autumn periods of…”
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Effects of stress on serum Cortisol levels of sturgeon in aquaculture
Published in Journal of applied ichthyology (01-09-1999)“…Summary Increased holding time in ponds or tanks of captured sturgeon broodstock can affect serum Cortisol levels, with atrend towards lower levels with…”
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Morphological Phylogeny of the Order Acipenseriformes
Published in Journal of applied ichthyology (01-12-2006)Get full text
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Serum sex steroids and their specific cytosol binding in the pituitary and gonads of Russian sturgeon (Acipenser gueldenstaetdii Brandt) during final maturation
Published in Journal of applied ichthyology (01-01-2006)“…The study focussed at serum sex steroid concentrations in female and male sturgeons with gonads in maturity stages III and IV at the beginning of their…”
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Histological assessment of the testes coupled with determinations of sex steroid levels in Acipenser gueldenstaedtii males responding negatively to pituitary trearment
Published in Journal of applied ichthyology (01-01-2006)“…Captive Acipenser guldenstadtii males responded negatively to injections of sturgeon pituitary extracts, the testes are almost empty. In the histological…”
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Steroid hormones in the regulation of migration in fishes (study of the Russian sturgeon)
Published in Rossiiskii fiziologicheskii zhurnal imeni I.M. Sechenova (01-11-2003)“…Serum steroids profiles were determined at different stages of the migratory cycle of Russian sturgeon. In the sea period, before gonads maturation cortisol…”
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THE INFLUENCE OF PINEAL PEPTIDES ON RESTORATION OF MOVEMENT AFTER HANDLING AND ASPHYXIA
Published in Journal of applied ichthyology (01-09-1999)Get full text
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Steroids in the reproductive function regulation in fish
Published in Rossiiskii fiziologicheskii zhurnal imeni I.M. Sechenova (01-08-2000)“…Following ovulation cortisol and testosterone concentrations were lower in the stellate sturgeon coelomic fluid than in the blood serum, whereas the levels of…”
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Effects of stress on serum cortisol levels of sturgeon in aquaculture
Published in Journal of applied ichthyology/Zeitschrift fur angewandte Ichthyologie. Hamburg, Berlin (01-07-1999)“…Increased holding time in ponds or tanks of captured sturgeon broodstock can affect serum cortisol levels, with a trend towards lower levels with increased…”
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