Amanda Z. Velez2 articles listing Amanda Z. Velez in PNAS, Science Advances, indexed by Paperzzz from Crossref and OSF.Loss of O-antigen due to wbbL mutations is common and associated with increased mortality in Escherichia coli bloodstream infections Science AdvancesThe innate immune protein calprotectin ablates the bactericidal activity of β-lactam antibiotics PNAS