Are Fish and Standardized FETAX Assays Protective Enough for Amphibians? A Case Study on <i>Xenopus laevis</i> Larvae Assay with Biologically Active Substances Present in Livestock Wastes

<table>Edema in optic and abdominal areas of  <i>X. laevis</i> tadpole caused by all nominal Zn exposure concentrations (2.73, 5.46, 10.91, and 21.83 mg/L), except for the lowest one (1.36 mg/L).  O: optic and A: abdominal.</table>

The Scientific World Journal

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Figure 1: Are Fish and Standardized FETAX Assays Protective Enough for Amphibians? A Case Study on <i>Xenopus laevis</i> Larvae Assay with Biologically Active Substances Present in Livestock Wastes 

Figure 1 | Are Fish and Standardized FETAX Assays Protective Enough for Amphibians? A Case Study on Xenopus laevis Larvae Assay with Biologically Active Substances Present in Livestock Wastes 