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Chang-Jun Cha

Researcher at Chung-Ang University

Publications -  105
Citations -  3164

Chang-Jun Cha is an academic researcher from Chung-Ang University. The author has contributed to research in topics: Gene & Resistome. The author has an hindex of 23, co-authored 93 publications receiving 2382 citations. Previous affiliations of Chang-Jun Cha include Food and Drug Administration & Seoul National University.

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Biology of Acinetobacter baumannii: Pathogenesis, Antibiotic Resistance Mechanisms, and Prospective Treatment Options.

TL;DR: Current studies on the virulence factors that contribute to A. baumannii pathogenesis are summarized and Mechanisms of antibiotic resistance of this organism, including acquirement of β-lactamases, up-regulation of multidrug efflux pumps, modification of aminoglycosides, permeability defects, and alteration of target sites are discussed.
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Biotransformation of malachite green by the fungus Cunninghamella elegans.

TL;DR: The filamentous fungus Cunninghamella elegans ATCC 36112 metabolized the triphenylmethane dye malachite green with a first-order rate constant of 0.029 μmol h−1 (mg of cells)−1 to convert to N-demethylated and N-oxidized metabolites, including primary and secondary arylamines.
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Antimicrobial Resistance of Hypervirulent Klebsiella pneumoniae: Epidemiology, Hypervirulence-Associated Determinants, and Resistance Mechanisms.

TL;DR: The authors in this paper provided a summary and discussion focused on epidemiology, hypervirulence-associated factors, and antibiotic resistance mechanisms of such hypervirulent K. pneumoniae isolates.
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Bacterial community analysis during fermentation of ten representative kinds of kimchi with barcoded pyrosequencing.

TL;DR: It was found that bacterial communities differed between starter-inoculated and non- inoculated kimchi at the early stages of fermentation, but overall there were no significant differences in the late phases.
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A master regulator σB governs osmotic and oxidative response as well as differentiation via a network of sigma factors in Streptomyces coelicolor

TL;DR: The results support a hypothesis that σB serves as a master regulator that triggers other related sigma factors in a cascade, and thus regulates differentiation and osmotic and oxidative response in S. coelicolor.