Biosynthesis of Iron Oxide Nanoparticles using Aqueous Extract of Convolvulus Pluricaulis Plant, its Characterization and Acute Oral Toxicity Studies Journal title: IOSR Journal of Pharmacy and Biological Sciences (IOSR-JPBS) Authors: Lakshmi Pravallika Poka, Krishna Mohan G1 ,, Venkateswara Rao K2 ,, Shanker K1 Subject(s):