Bio-fabrication of pigment-capped silver nanoparticles encountering antibiotic-resistant strains and their cytotoxic effect towards human epidermoid larynx carcinoma (HEp-2) cells by Muthukrishnan, Lakshmipathy, Chellappa, Muralidharan, Nanda, Anima, Thukkaram, Sudhakar, Selvaraj, Gracyfathima, Muthiah, Bavanilatha, Sagadevan, Suresh, Lett, J. Anita