Afonso Luís Barth

Evaluation of in vitro activity of delafloxacin against Staphylococcus aureus MSSA and MRSA isolated from a Brazilian tertiary hospital

Abstract Introduction Proper treatment for infections caused by Staphylococcus aureus , particularly methicillin-resistant strains (MRSA), remains a constant challenge in hospital settings. In this context, the search for new antimicrobials, such as delafloxacin, has become neces...

In vitro activity of aztreonam-avibactam against carbapenem-resistant Pseudomonas aeruginosa from Southern Brazil

Abstract Carbapenem-resistant Pseudomonas aeruginosa (CR-PA) has limited therapeutic options, particularly when metallo-β-lactamases are present. We evaluated aztreonam-avibactam (AZA) against 48 clinical P. aeruginosa isolates, including 44 CR-PA with 18 difficult-to-treat resis...