Biosynthesized silver nanoparticles by ethanolic extracts of Phytolacca decandra, Gelsemium sempervirens, Hydrastis canadensis and Thuja occidentalis induce differential cytotoxicity through G2/M arrest in A375 cells - Das, S.; Das, J.; Samadder, A.; Bhattacharyya, S.; Das, D.; Khuda-Bukhsh, A.R (Colloids Surf B Biointerfaces, 2013)