ch. 1. "Omics" approaches in the context of environmental toxicology / Jon C. Cook ... [et al.] -- ch. 2. Selection of surrogate animal species for comparative toxicogenomics / Nancy D. Denslow ... [et al.] -- ch. 3. Species differences in response to toxic substances : shared pathways of toxicity - value and limitations of omics technologies to elucidate mechanism or mode of action / David Eaton ... [et al.] -- ch. 4. Bioinformatic approaches and computational models for data integration and cross-species extrapolation in the postgenomic era / Kenneth S. Ramos ... [et al.] -- ch. 5. The extension of molecular and computational information to risk assessment and regulatory decision making / James S. Bus ... [et al.].