OPTICAL AND PHYTOCHEMICAL DETECTION OF DECAYED FOOD ITEMS USING YEAST MEDIATED SILVER NANOPARTICLE. - Ogunbamowo, Oyebola Elizabeth; El-Rayyes, Ali; Hefnawy, Mohamed; El Gamal, Ali; Babatimehin, Abidemi Mercy; Maloma, Mojisola Rebecca; Sodiya, Ezekiel Folorunso; Ofudje, Edwin Andrew (Bulletin of the Chemical Society of Ethiopia, 2025)