1. 511. The cefazolin (CZ) and piperacillin-tazobactam (TZP) inoculum effects (IEs) are persistent amongst serial isolates of methicillin-sensitive Staphylococcus aureus (MSSA) derived from the sputum of persons with cystic fibrosis (pwCF) despite variation in other phenotypes. (15th December 2022) Authors: Svishchuk, Julianna; Waddell, Barbara Jean M; Lee, Sicheng; Rabin, Harvey; Lisboa, Luiz; Gregson, Daniel; Surette, Michael; Parkins, Michael Journal: Open forum infectious diseases Issue: Volume 9:(2022)Supplement 2 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗