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6171 - 6180 of 7345 items
September 2008
Expression of IGF-I and IGF-I receptor in male and female sterlet, Acipenser ruthenus - evidence for an important role in gonad maturation
S. Wuertz; J. Gessner; F. Kirschbaum; W. Kloas
Comparative biochemistry and physiology A. - 147(2007)1, S. 223-230
August 2008
Exogenous alkaline phosphatase activity of algal cells determined by fluorimetric and flow cytometric detection of soluble enzyme products (4-methyl-umbelliferone, fluorescein)
Bernhard Bruckmeier; Heinrich Eisenmann; Wolfgang Beisker; Ute Simon; Christian E. W. Steinberg
Journal of phycology. - 41(2005)5, S. 993-999
August 2008
Longitudinal hydroacoustic survey of fish in the Elbe River supplemented by direct capture
J. Kubecka; J. Frouzová; A. Vilcinskas; C. Wolter; O. Slavík
Management and ecology of river fisheries / ed. by I. G. Cowx. - Oxford, 2000. - chapter2. - S. 14-25
August 2008
Grazing on bacteria and algae by metazoans in the lake-river ecosystem (River Spree, Germany)
Hyun-Woo Kim; Gea-Jae Joo; Norbert Walz
Korean journal of limnology. - 41(2008)1, S. 111-115
August 2008
Charakterisierung der Fischartendiversität in Wasserstraßen und urbanen Gewässern
Christian Wolter; Andreas Vilcinskas
Wasser und Boden. - 52(2000)1+2, S. 14-18
August 2008
The influence of rearing density as environmental stressor on cortisol response of Shortnose sturgeon (Acipenser brevirostrum)
S. Wuertz; I. Lutz; J. Gessner; P. Loeschau; B. Hogans; F. Kirschbaum; W. Kloas
Journal of applied ichthyology. - 22(2006)Suppl. 1, S. 269-273
August 2008
IGF-I and its role in maturing gonads of female sterlet, Acipenser ruthenus Linnaeus, 1758
S. Wuertz; A. Nitsche; J. Gessner; F. Kirschbaum; W. Kloas
Journal of applied ichthyology. - 22(2006)Suppl. 1, S. 346-352
August 2008
Extensive screening of sturgeon genomes by random screening techniques revealed no sex-specific marker
Sven Wuertz; Sandrine Gaillard; Federica Barbisan; Serge Carle; Leonardo Congiu; Anna Forlani; Josiane Aubert; Frank Kirschbaum; Elisabetta Tosi; Lorenzo Zane; Joel-Paul Grillasca
Aquaculture. - 258(2006), S. 685-6886
August 2008
Co-existence of a pair of pelagic planktivorous coregonid fishes
Ingeborg Palm Helland; Chris Harrod; Jörg Freyhof; Thomas Mehner
Evolutionary ecology research. - 10(2008), S. 373-390
August 2008