Overcoming multidrug resistance Acinetobacter baumanii via downregulated virulence factor genes by green fabricated silver Nanoparticles mediated Piper nigrum. - Mahmood BS; Hussein YA; Ahmed HM; Faisal AJ; Jabir MS; Taha BA; Ghotekar S; Balasubramanian B; Swelum AA (Scientific reports, 2026)