A novel approach to silver nanoparticle biosynthesis using ursolic acid from Catharanthus roseus for therapeutic effects. - Raguvaran K; Kamatchi PAC; Handayani M; Kalpana M; Abass KS; Velraj M; Murugesan AM; Rasool A; Maheswaran R; Tarighat MA; Abdi G (Scientific reports, 2026)