Biomarkers - specificities & discussions - Biomarkers & effects case studies, examples, summary Pollutants & reproductive processes Regulation of reproduction Regulation of reproduction Retinoid metabolism & PCDDs Variation of retinoid levels at different localities Immunotoxicity of xenobiotics Immunotoxicity of xenobiotics Xenobiotics and thyroid regulation Xenobiotics and thyroid parameters Xenobiotics (non-AcChE) and neurotoxicity Biomarkers = neurotransmitter levels