Biosynthesis and characterization of silver nanoparticles using Bacillus subtilis, Escherichia coli, and leaf extracts of Jatropha and Ocimum species F. O. Mbagwu, S. H. Auta, M. T. Bankole, A. S. Kovo, O. P. Abioye*, 10.1007/s40089-022-00387-9 XML