Learn More
The present study characterized changes in key parameters of reproduction in adult roach (Rutilus rutilus) from Lake Grosser Mueggelsee (Berlin, Germany) during natural gametogenesis. Fish of both(More)
In the present study, Xenopus laevis tadpoles were chronically exposed to four concentrations of the synthetic gestagen Levonorgestrel (LNG; 10(-11), 10(-10), 10(-9), and 10(-8)M) starting at(More)
The activity of hepatic glutathione-S-transferase (GST) was analysed in 3 different fish species with respect to fish sex and infection with parasites. In both sexes of laboratory bred three-spined(More)