/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: AndreaMachadoCosta https://cdn.slidesharecdn.com/profile-photo-AndreaMachadoCosta-48x48.jpg?cb=1573090892 Chemistry graduate at Federal University of Rio de Janeiro (UFRJ), master degree in Metallurgical and Materials Engineering COPPE-UFRJ, doctorate in Science of Materials on Military Institute of Engineering (IME) on the thesis entitle “Protein Adsorption Studies on Nanostructered Hydroxyapatite. This work investigates human insulin and myoglobin adsorption on hydroxyapatite and hydroxyapatite partially substituted with metals using spectroscopic methods as UV-Vis Spectroscopy, FTIR, Circular Dicrhoism, Zeta Potential and Electron Microscopy. Operational manager on stem cell cryopreservation laboratory, R-CRIO Criogenia S.A. in Campinas. Currently develops research activities within postd...