Rapid Identification of OXA-48 and OXA-163 Subfamilies in Carbapenem-Resistant Gram-Negative Bacilli with a Novel Immunochromatographic Lateral Flow Assay
Author(s) -
Fernando Pasterán,
Laurence Denorme,
Isabelle Ote,
Sonia Gómez,
Denise De Belder,
Y. Glupczynski,
Pierre Bogaerts,
Bárbara Ghiglione,
P.P. Power,
Pascal Mertens,
Alejandra Corso
Publication year - 2016
Publication title -
journal of clinical microbiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.349
H-Index - 255
eISSN - 1070-633X
pISSN - 0095-1137
DOI - 10.1128/jcm.01175-16
Subject(s) - bacilli , microbiology and biotechnology , gram , identification (biology) , biology , gram negative bacteria , gram negative bacterial infections , carbapenem , bacteria , antibiotics , escherichia coli , genetics , gene , botany
We assessed a novel immunochromatographic lateral flow assay for direct identification of OXA-48-like carbapenemases and accurate differentiation of allele variants with distinct substrate profiles (OXA-48 or OXA-163 subfamilies). The assay allowed rapid (less than 4 min) and reliable direct confirmation of OXA-163- and/or OXA-48-like enzymes (with 100% sensitivity and 100% specificity) from cultured colonies that were recovered from both solid medium and spiked blood culture bottles.
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