Part 1. Metal Nanoparticles in Medicine.- Iron Oxide Magnetic Nanoparticles in Photodynamic Therapy: A Promising Approach Against Tumor Cells.- Metal Nanoparticles in Wound Healing and Regeneration.- Silver Nanoparticles for Treatment of Neglected Diseases.- Encapsulation and Application of Metal Nanoparticles in Pharma.- Pharmaceutical and Biomedical Applications of Magnetic Iron-Oxides Nanoparticles.- Titanium Dioxide Nanoparticles and Nanotubular Surfaces: Potential Applications in Nanomedicine.- Inhibition of Bacterial Quorum Sensing Systems by Nanoparticles.- A Novel Strategy for Antimicrobial Agents: Silver Nanoparticles.- Synthesis of Gold Nanoparticles and Their Applications in Drug Delivery.- Magnetic Hyperthermia Using Magnetic Metal/Oxide Nanoparticles with Potential in Cancer Therapy.- Biocompatible Magnetic Oxide Nanoparticles with Metal Ions Coated with Organic Shell, as Potential Therapeutic Agents in Cancer.- Metal and Metal Oxide Nanoparticles in Photo-Inactivation of Pathogens.- Colloidal Bio-Nanoparticles in Polymer Fibers: Current Trends and Future Prospects.- Decoration of Inorganic Substrates with Metallic Nanoparticles and Their Application as Antimicrobial Agents.- Antimicrobial Activities of Metal Nanoparticles.- Gold Nanoparticles in Molecular Diagnostics and Molecular Therapeutics.- Nanometals in Bhasma: Ayurvedic Medicine.- Part 2. Toxicity Issues.- Gold Nanoparticles Biodistribution and Toxicity: Role of Biological Corona.- The Local and Systemic Effects of Cobalt-Chromium Nanoparticles on the Human Body: The Implications for Metal-on-Metal Hip Arthroplasty.- Biological Synthesis, Pharmacokinetics and Toxicity of Different Metal Nanoparticles.- Bio-distribution and toxicity of Noble Metal Nanoparticles in Humans.