Role of size scale of ZnO nanoparticles and microparticles on toxicity toward bacteria and osteoblast cancer cells. - Nair, Shantikumar; Sasidharan, Abhilash; Rani, V. V. Divya; Menon, Deepthy; Nair, Seema; Manzoor, K.; Raina, Satish (Journal of Materials Science: Materials in Medicine, 2009)