Results 71 to 80 of about 1,829,235 (358)

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Copy number flexibility facilitates heteroresistance to increasing antibiotic pressure and threatens the beta-lactam pipeline

open access: yesNature Communications
Our understanding of the rapid adaptation of bacteria to resist novel drugs is growing beyond known mechanisms such as mobile genetic elements and mutation selection.
Jacob E. Choby   +8 more
doaj   +1 more source

Identification of 76 novel B1 metallo-β-lactamases through large-scale screening of genomic and metagenomic data

open access: yesMicrobiome, 2017
Background Metallo-β-lactamases are bacterial enzymes that provide resistance to carbapenems, the most potent class of antibiotics. These enzymes are commonly encoded on mobile genetic elements, which, together with their broad substrate spectrum and ...
Fanny Berglund   +7 more
doaj   +1 more source

Consumption of antibiotics at St Luke’s Hospital : a critical factor behind the local prevalence of antimicrobial resistance? [PDF]

open access: yes, 2006
The intensity of antibiotic use in hospital settings is recognised as possibly the most important factor for the selection of antimicrobial resistance. Hospitals are therefore being encouraged to undertake surveillance and benchmarking of antimicrobial ...
Borg, Michael Angelo, Zarb, Peter
core  

Microbial diversity in individuals and their household contacts following typical antibiotic courses. [PDF]

open access: yes, 2016
BackgroundAntibiotics are a mainstay of treatment for bacterial infections worldwide, yet the effects of typical antibiotic prescriptions on human indigenous microbiota have not been thoroughly evaluated.
Abeles, Shira R   +7 more
core   +2 more sources

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

A prospective one-year microbiologic survey of combined pneumonia and respiratory failure [PDF]

open access: yes, 2017
Background: Pneumonia and respiratory failure are common problems in the intensive care unit (ICU) setting, often occurring together. The relative prevalence of pneumonia types (community acquired, hospital acquired, ventilator associated) and causative ...
Fisher, Kristen   +4 more
core   +2 more sources

Interaction of HS1BP3 with cortactin modulates TKS5 localisation, cell secretion and cancer malignancy

open access: yesMolecular Oncology, EarlyView.
Here, we demonstrate that HS1BP3 interacts with Cortactin through a proline‐rich region (PRR3.1) and show that this interaction, and HS1BP3 itself, promote cancer cell proliferation and invasion. Inhibition of this interaction leads to build‐up of TKS5 in multivesicular endosomes and altered secretion of CD63 and CD9, providing an explanation for the ...
Arja Arnesen Løchen   +9 more
wiley   +1 more source

Persisters show heritable phenotype and generate bacterial heterogeneity and noise in protein expression [PDF]

open access: yes, 2007
Persisters are a small subpopulation of bacteria that survive a lethal concentration of antibiotic without antibiotic resistance genes. Isolation of persisters from normally dividing population is considered difficult due to their slow growth, low ...
Jaison Jacob
core   +2 more sources

A degenerate PCR-based strategy as a means of identifying homologues of aminoglycoside and ß-lactam resistance genes in the gut microbiota [PDF]

open access: yes, 2014
peer-reviewedBackground: The potential for the human gut microbiota to serve as a reservoir for antibiotic resistance genes has been the subject of recent discussion. However, this has yet to be investigated using a rapid PCR-based approach.
Cotter, Paul D.   +4 more
core   +1 more source

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