1. ANTIMICROBIAL ACTIVITY OF CERAMIC DISKS LOADED WITH SILVER IONS AND NITROXOLINE. Authors: MARIA TOMOAIA-COTISEL, OSSI HOROVITZ, CORINA GARBO, AURORA MOCANU, GHEORGHE TOMOAIA, SORIN RAPUNTEAN, ALEXANDRA AVRAM, MARIA GOREA, ANCUTA DANISTEAN.2. ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES OBTAINED BY CO-REDUCTION WITH SODIUM CITRATE AND TANNIC ACID. Authors: SORIN RAPUNTEAN, REKA BALINT, GERTRUD-ALEXANDRA PALTINEAN, GHEORGHE TOMOAIA, AURORA MOCANU, CSABA-PAL RACZ, OSSI HOROVITZ, MARIA TOMOAIA-COTISEL.3. NANOCOMPOSITE BASED ON HYDROXYAPATITE AND SILVER WITH ANTIBACTERIAL ACTIVITY. Authors: MARIA TOMOAIA-COTISEL, OSSI HOROVITZ, SORIN RAPUNTEAN, ANCUTA DANISTEAN, LUCIAN CRISTIAN POP, GHEORGHE TOMOAIA, DIANA ALEXANDRA FLOREA, AURORA MOCANU.