Nagano Y, Nagano N, Wachino J, Ishikawa K, Arakawa Y
Title
Novel chimeric beta-lactamase CTX-M-64, a hybrid of CTX-M-15-like and CTX-M-14 beta-lactamases, found in a Shigella sonnei strain resistant to various oxyimino-cephalosporins, including ceftazidime.