Are Echinoderms of Interest to Biotechnology?.- Cell Adhesion and Communication: A Lesson from Echinoderm Embryos for the Exploitation of New Therapeutic Tools.- Cell Signalling During Sea Urchin Development: A Model for Assessing Toxicity of Environmental Contaminants.- Echinoderm Reactive Oxygen Species (ROS) Production Measured by Peroxidase, Luminol-Enhanced Chemiluminescence (PLCL) as an Immunotoxicological Tool.- Monitoring Chemical and Physical Stress Using Sea Urchin Immune Cells.- DNA Damage and Developmental Defects After Exposure to UV and Heavy Metals in Sea Urchin Cells and Embryos Compared to Other Invertebrates.- Echinoderms: Their Culture and Bioactive Compounds.- Regenerative Response and Endocrine Disrupters in Crinoid Echinoderms: An Old Experimental Model, a New Ecotoxicological Test.- Echinoderm Adhesive Secretions: From Experimental Characterization to Biotechnological Applications.- Mutable Collagenous Tissue: Overview and Biotechnological Perspective.- Bioresources from Echinoderms.