Abstract
In this study, the isolated perfused gills of rainbow trout (Oncorhynchus mykiss) provided a tool for fundamental research on the rate-limiting step in the uptake of organic hydrophobic chemicals. Data obtained using the isolated gills were comparable to those determined in vivo. Whereas several tens of fish need to be used to obtain statistically sound information on uptake rates in vivo, the isolated perfused gills method requires only three or four fish. A significant reduction in animal use is thus obtained.
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