1. 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-COTIŞEL.