Antibacterial potency of biosynthesized aluminum–potassium hybrid nanoparticles using Polyalthia longifolia leaf extract against multidrug-resistant clinical isolates
P@Al-KNPs constitute a novel, phyto-mediated dual-metal nanoplatform with significant antibacterial activity against MDR pathogens, and their facile green synthesis and superior activity at subminimum inhibitory concentrations position them as promising candidates for biomedical antimicrobial applications.