Polyherbal-Mediated Synthesis of Copper Nanoparticles Using Hygrophila auriculata and Leucas aspera : Cytotoxicity, Antioxidant Effect, and Antibacterial Potential Against Healthcare-Associated Pathogens. - Vijayakumar, Gayathri; Raja, Amrutha; Ganesan, Swathi; Senthil, Teja Sri; Kandasamy, Jainitha; Senthil Kumaran, Prathiksha; Rangarajulu, Senthil Kumaran (Journal of Functional Biomaterials, 2026)