Results 51 to 60 of about 114,464,349 (208)

Structural compatibility between β‐lactams and substrate binding pockets of IMP‐1 and NDM‐1 determines the substrate spectrum

open access: yesBulletin of the Korean Chemical Society, EarlyView.
Chemical structures of three β‐lactam classes and the substrate‐binding pockets (SBPs) of B1 metallo‐β‐lactamases (MBLs) were compared. Structural compatibility between β‐lactams and MBL SBPs correlates with enzymatic activity, providing insights into the substrate spectrum of MBLs and β‐lactam resistance.
Kiwoong Kwak   +8 more
wiley   +1 more source

Schematic diagram of resistance gene cassettes located in the class 1 integron from Stenotrophomonas maltophilia isolates.

open access: yes, 2016
Schematic diagram of resistance gene cassettes located in the class 1 integron from Stenotrophomonas maltophilia isolates.
Jia-Bin Li (2179006)   +6 more
core   +1 more source

Class 1 integrons are low-cost structures in Escherichia coli [PDF]

open access: yesThe ISME Journal, 2017
Abstract Resistance integrons are bacterial genetic platforms that can capture and express antibiotic resistance genes embedded within gene cassettes. The capture and shuffling of gene cassettes are mediated by the integrase IntI, the expression of which is regulated by the SOS response in Escherichia coli.
Yohann, Lacotte   +2 more
openaire   +2 more sources

Identification of Class 1 Integron of Escherichia coli from Street Foods in Jakarta

open access: yesMicrobiology Indonesia, 2010
A total of 43 Escherichia coli isolates were identified from school street foods located in Northern and Southern Jakarta. The isolates were examined for antibiotic resistance using five antibiotics discs (ampicillin, kanamycin, streptomycin ...
. FRISCA   +2 more
doaj   +1 more source

Class 1 integrons and the antibiotic resistance profile of salmonella infantis strains from broiler chickens [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2017
Salmonella infections are one of the most important diseases and cause economic problems in poultry. The zoonotic feature of the agent and leading to food-borne infections are also important in public health issues.
İnci Başak KAYA   +3 more
doaj   +1 more source

Manure Composting as a Strategy to Mitigate Antibiotic Resistance Dissemination in Agricultural Systems

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Livestock manure is a valuable agricultural resource but may introduce antibiotic residues and antibiotic resistance genes (ARGs) into the environment. This review critically evaluates the fate of antibiotics and ARGs during manure composting and identifies the principal factors controlling their attenuation.
Magdalena Urbaniak
wiley   +1 more source

Prevalence and characterization of integrons in blood culture Enterobacteriaceae and gastrointestinal Escherichia coli in Norway and reporting of a novel class 1 integron-located lincosamide resistance gene

open access: yesAnnals of Clinical Microbiology and Antimicrobials, 2004
Background Class 1 integrons contain genetic elements for site-specific recombination, capture and mobilization of resistance genes. Studies investigating the prevalence, distribution and types of integron located resistance genes are important for ...
Gjernes Elisabet   +4 more
doaj   +1 more source

Photocatalytic and Biotechnological Strategies for Remediation of Persistent Organic Pollutants: Mechanisms, Toxicity, and Antimicrobial Perspectives

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Persistent organic pollutants (POPs) pose significant ecological and human health risks due to their persistence, bioaccumulation, toxicity, and global distribution. Conventional remediation methods are often inadequate for achieving complete mineralization, demonstrating the need for advanced and substantial approaches.
Viola O. Okechukwu   +2 more
wiley   +1 more source

Two-dimensional PCR for detecting class 1, 2 and 3 integrons

open access: yesHeliyon, 2022
Integrons can capture and express foreign gene cassettes through site-specific recombination and are important genetic elements in spreading antibiotic resistance genes among bacteria. We have developed a two-dimensional PCR technology (2D-PCR) based on the base quenching probe technology in detecting three major integrons at the same time. The minimum
Wenwen Zhu   +5 more
openaire   +3 more sources

Evolutionary and Epidemiological Characterization of Multidrug‐Resistant Escherichia coli Isolated From Pangolins in China

open access: yesIntegrative Zoology, EarlyView.
ABSTRACT Malayan pangolin populations have fallen to a critically endangered level, and illegal trafficking of wild pangolins is a global problem. Little is known about antimicrobial‐resistant bacteria (MDRB) harbored by pangolins, although pangolins are frequently consumed as food or used in traditional medicine. In this study, we report for the first
Yawen Wang   +8 more
wiley   +1 more source

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