Dr.Vijayakumar Sekar currently works as a Post Doctoral Research Fellow at Marine College, Shandong University, Weihai, P.R.China. Dr.Vijayakumar conducts research in Nanopharmacology and Nanotoxicology, Nanobiotechnology, Biomaterials, Biofilms, Infectious Diseases, Ecotoxicity, Limnology, Immunology and Zoology. He has published more than fifty research findings in top most peer reviewed index journals, with a total impact factor of above 130, and he acted as a reviewer of the various international Elsevier, RSC, Frontiers, BMC and Springer journals. Further, he is one of the editorial members of Frontier Environmental Microbiology journal and he acted as a Review editor for Nanomaterials in Frontiers in Nanotechnology journal. He has participated and presented research findings in various national and international conferences. Research Interest: Nanobiotechnology, Nanopharmacology and Nanotoxicology, Nanobiomedicine, Bionanoscience, Bionanomaterial, Biopolymers, drug delivery, Polymeric biomaterials, Ecotoxicology, Aquatic toxicology.