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Karen Bush

Researcher at Indiana University

Publications -  231
Citations -  26553

Karen Bush is an academic researcher from Indiana University. The author has contributed to research in topics: Antibacterial agent & Ceftazidime. The author has an hindex of 70, co-authored 229 publications receiving 24091 citations. Previous affiliations of Karen Bush include Johnson & Johnson & Kosan Biosciences.

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A functional classification scheme for beta-lactamases and its correlation with molecular structure.

TL;DR: These enzymes are the major cause of bacterial resistance to b-lactam antibiotics and have been the subject of extensive microbiological, biochemical, and genetic investigations.
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Carbapenemases: the versatile beta-lactamases.

TL;DR: The characteristics, epidemiology, and detection of the carbapenemases found in pathogenic bacteria are updates and metallo-β-lactamases are detected primarily in Pseudomonas aeruginosa.
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Updated Functional Classification of β-Lactamases

TL;DR: The functional classification scheme updated herein is based on the 1995 proposal and includes group 1 (class C) cephalosporinases; group 2 (classes A and D) broad-spectrum, inhibitor-resistant, and extended-spectrums β-lactamases and serine carbapenemases; and group 3 metallo-β-lacticamases.
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Novel Carbapenem-Hydrolyzing β-Lactamase, KPC-1, from a Carbapenem-Resistant Strain of Klebsiella pneumoniae

TL;DR: K. pneumoniae strain 1534 is mainly due to production of a novel Bush group 2f, class A, carbapenem-hydrolyzing β-lactamase, KPC-1, although alterations in porin expression may also play a role.