… of novel ST5080 and ST5081 clones carrying bla CTX-M-14a or … about the spread of MDR
ST131 clone as a latent pathogen … the detection of ST131 clone and its emerging ST131-B2-…

… coli indicated 190 O25b isolates and 26 O16 isolates. Two O25b isolates belonged to
phylogenetic group D and were negative by the Clermont-pabB PCR test. All but one of the B2-…

… to detect clone O25b:H4-ST131 producing CTX-M-14 in Europe. This clone had been
previously isolated in four different hospitals in Japan. On the other hand, we did not find clone O86…

… DHA‐1 β‐lactamase. Eleven isolates were found to possess CTX‐M β‐lactamases (CTX‐M‐…
Of 11 CTX‐M‐positive strains, four strains were O25b‐ST131 clones harboring CTX‐M‐27, …

… of an Escherichia coli O25b:H4 ST131 clone belonging to phylogenetic group … clone is
frequently multiresistant and commonly produces the CTX-M-15 extended-spectrum β-lactamase (…

… were analysed for extended-spectrum β-lactamase (ESBL)-producing Enterobacteriaceae.
… coli O25b-ST131 clone. The scavenging behaviour of crows at poorly managed hospital …

Cephalosporins resistance is increasing in Escherichia coli in Spain. We characterize infections
by E. coli with reduced susceptibility to third-generation cephalosporins (3GCs) with the …

… This fact could be partially due to the dissemination of the international clone O25b-ST131,
which is resistant to ciprofloxacin. Besides chromosomal quinolone resistance mechanisms, …

… coli clone O25b-ST131, were used to assess the extent of … coli strains belonging to
clone O25b-ST131 and non-O25b-… coli strains belonging to clone O25b-ST131 and non-O25b-…

… The genetic environment of bla CTX-M-15 was investigated by a specific PCR for
upstream insertion elements (ISEcp1 and IS26) in isolates of clone O25b-ST131 (20). …