Results 181 to 190 of about 232,371 (305)

Macrophage extracellular vesicles deliver Mef2d proteins to aggravate Bacteroides fragilis pathogenicity in type 2 diabetes arterial calcification

open access: yesInterdisciplinary Medicine, EarlyView.
Bacteroides fragilis is associated with type 2 diabetes (T2D) arterial calcification and can be activated by macrophage‐derived extracellular vesicles (EVs). BF takes up EVs via receptor‐mediated endocytosis, and activation is induced by EV‐derived Mef2d, thereby inhibiting ArsR family transcriptional regulator transcription.
Cong Chen   +6 more
wiley   +1 more source

Miniaturized Droplet‐Based Adaptation of the Ames Test for High‐Throughput Mutagenicity Assessment

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT This work presents the first demonstration of a tube‐based droplet microfluidic implementation of the Ames test, bridging single‐droplet resolution with regulatory genotoxicity testing. The Ames test is a cornerstone assay for detecting mutagenicity, but conventional plate‐ and well‐based formats suffer from high reagent consumption, low ...
Jialan Cao   +3 more
wiley   +1 more source

Progressive Cellularization of Blastoderm and Extraembryonic Tissue Formation in the Ant Camponotus floridanus

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
Illustration of the process of cellularization in Camponotus floridanus (top row) compared to Drosophila melanogaster (bottom row). Progressive direct formation of differentiating blastoderm mode is depicted using hexagons that represent energids (without borders) and cells (with borders). Colors of nuclei represent different cell types.
Nihan Sultan Milat   +2 more
wiley   +1 more source

Comparison of Ceftobiprole Versus Ampicillin-ceftriaxone Antibacterial Activity Against Borderline-penicillin-resistant Ampicillin-susceptible and Vancomycin-resistant Enterococcus Faecalis

open access: yes
Background: Enterococcus faecalis endocarditis mortality rates exceed 30% despite the use of first-line ampicillin plus ceftriaxone therapy. We identified decreased ampicillin-ceftriaxone activity against borderline-penicillin-resistant, ampicillin ...
Khan, Ifra, Li, Jingyi
core  

Duration of early empirical antibiotic exposure in very low birth weight infants with suspected early-onset sepsis and associated factors: a retrospective cohort study. [PDF]

open access: yesFront Pediatr
Morales-Bentacourt C   +7 more
europepmc   +1 more source

Streamlining antibiotic use in community acquired pneumonia: A quality improvement initiative

open access: yesJournal of Hospital Medicine, EarlyView.
Abstract Background Evidence suggests a 3‐day total duration and early transition to oral therapy is safe in hospitalized patients with community acquired pneumonia (CAP)—though such care is not standard in the United States. To implement these evidence‐based practices, a multidisciplinary group led by a hospitalist and antimicrobial stewardship ...
Claire E. Ciarkowski   +6 more
wiley   +1 more source

Detecting Antibiotic Resistance in Strains of Selected Gram‐Negative Bacterial Species Using Raman Spectroscopy

open access: yesJournal of Raman Spectroscopy, EarlyView.
Raman spectroscopy successfully identified antibiotic‐resistant Gram‐negative strains. Resistant strains of four bacterial species were discriminated from sensitive ones with 99.1% accuracy using PLS regression. The method allows for rapid, label‐free detection of antibiotic resistance.
Fernanda Sant Ana de Siqueira e Oliveira   +3 more
wiley   +1 more source

The impact of an ex vivo paediatric renal replacement therapy circuit on antimicrobial concentrations. [PDF]

open access: yesJ Antimicrob Chemother
Cree ML   +8 more
europepmc   +1 more source

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