Results 111 to 120 of about 27,397 (239)

Antioxidant and Antibacterial Activities of Secondary Metabolites Produced by Streptomyces Isolates Against Extended‐Spectrum β‐Lactamase‐Producing Bacteria

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
soil‐derived Streptomyces sp. SM7 with bactericidal and antioxidant activities ABSTRACT Extended‐spectrum β‐lactamase (ESBL)–producing Gram‐negative bacteria pose a severe therapeutic challenge globally. Streptomyces remain one of the most prolific natural sources of antibacterial and antioxidant secondary metabolites, yet their activity against ESBL ...
Abdirasak Sharif Ali   +2 more
wiley   +1 more source

Bacterial Infections in End-Stage Liver Disease: Implications for Liver Transplantation

open access: yesTransplantology
Bacterial infections are a common complication in patients with decompensated liver cirrhosis. The complex landscape of cirrhosis, characterized by immune paralysis and an exhausted response to exogenous triggers, explains the higher prevalence of such ...
Alberto Ferrarese   +13 more
doaj   +1 more source

In Vitro Synergistic Activity of Ceftazidime-Avibactam and Aztreonam against New Delhi Metallo-β-Lactamase-Producing Clinical Enterobacterales Isolates [PDF]

open access: yes
Background: Carbapenemase-producing-Enterobacterales (CPE) infections are on the rise and associated with increased morbidity and mortality, due to a limited number of therapeutic options.
Absar, Muhammad   +6 more
core   +2 more sources

Investigation of Recombinantly Produced Endolysins Reveals a Modular Enzyme Shared by Several Enterobacteria Phages to Exhibit Broad‐Range Lytic Activity Against Different Orders of Gammaproteobacteria

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
The recombinant endolysin El1 derived from Enterobacteria bacteriophages showed potent bactericidal activity against Gram‐negative bacteria when applied exogenously, even in the absence of membrane‐permeabilizing agents, such as ethylenediaminetetraacetic acid (EDTA).
Tatjana Kazaka   +6 more
wiley   +1 more source

Prevalence of extended-spectrum β-lactamase-producing Enterobacterales and carbapenemase-resistant Enterobacterales in British military cohorts

open access: yesBMJ Military Health
Introduction Travel to resource-limited settings is a known risk for acquisition of extended-spectrum β-lactamase-producing Enterobacterales (ESBL-PE) and carbapenem-resistant Enterobacterales (CRE), which are both associated with increased morbidity and mortality.
Romeo Toriro   +13 more
openaire   +3 more sources

Phenotypic and genotypic characterization of multidrug resistant and extended-spectrum β-lactamase-producing Enterobacterales isolated from clinical samples in the western region in Cameroon [PDF]

open access: yes
Funding: Raspail Carrel Founou received funding from the Mérieux Institute, Lyon France for the CAREFOOD project. CAREFOOD project had supported all the molecular aspect of this study.
Dimani, Brice Davy   +9 more
core   +1 more source

Antimicrobial Effect of Spices and Their Phytochemicals: A Novel Approach to Overcoming Antibiotic Resistance

open access: yesMedComm, Volume 7, Issue 4, April 2026.
This graphical abstract shows the antibacterial potential of phytochemicals from 15 spices, showcasing key compounds, their extraction methods, and mechanisms of action. It highlights membrane disruption, ROS generation, enzyme inhibition, and biofilm prevention as core antibacterial pathways.
Hettiyahandi Binodh De Silva   +3 more
wiley   +1 more source

Antibiotic Treatment of Infections Caused by AmpC-Producing Enterobacterales [PDF]

open access: yes
: AmpC enzymes are a class of beta-lactamases produced by Gram-negative bacteria, including several Enterobacterales. When produced in sufficient amounts, AmpCs can hydrolyze third-generation cephalosporins (3GCs) and piperacillin/tazobactam, causing ...
Cricca, Monica   +3 more
core   +1 more source

One Health Surveillance of Antimicrobial Resistance in the Eastern Mediterranean: The Blackchin Guitarfish as a Case Study

open access: yesGeoHealth, Volume 10, Issue 4, April 2026.
Abstract Antimicrobial resistance (AMR) poses a global One Health challenge, linking human, animal, and environmental health. Marine environments and organisms are increasingly recognized as reservoirs of antimicrobial‐resistant bacteria and mobile genetic elements.
J. Lellouche   +8 more
wiley   +1 more source

In vitro assessment of ceftazidime-avibactam combined with aztreonam for mitigating antimicrobial resistance in clinical isolates of multidrug-resistant Gram-negative bacilli [PDF]

open access: yes
Background: Antimicrobial resistance (AMR) represents a major global public health threat, with increasing MDR infections caused by Gram-negative such as Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa and Acinetobacter spp.
Abhirami   +5 more
core   +2 more sources

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