Results 41 to 50 of about 842,970 (314)

Comparative genomic analysis of Acinetobacter spp. plasmids originating from clinical settings and environmental habitats [PDF]

open access: yes, 2018
Bacteria belonging to the genus Acinetobacter have become of clinical importance over the last decade due to the development of a multi-resistant phenotype and their ability to survive under multiple environmental conditions.
Pistorio, Mariano   +5 more
core   +2 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Diversity of mobile genetic elements in carbapenem-resistant Enterobacterales isolated from the intensive care units of a tertiary care hospital in Northeast India

open access: yesFrontiers in Microbiology
IntroductionMobile genetic elements (MGEs) play a crucial role in the spread of carbapenem resistance. A study was undertaken to characterize MGEs and evaluate their contribution to the spread of carbapenem resistance in Escherichia coli and Klebsiella ...
Shravani Mitra   +6 more
doaj   +1 more source

Recovering Escherichia coli Plasmids in the Absence of Long-Read Sequencing Data

open access: yesMicroorganisms, 2021
The incidence of infections caused by multidrug-resistant E. coli strains has risen in the past years. Antibiotic resistance in E. coli is often mediated by acquisition and maintenance of plasmids. The study of E.
Julian A. Paganini   +4 more
doaj   +1 more source

Different 3' end regions strongly influence the level of gene expression in plant cells [PDF]

open access: yes, 1989
We have investigated the functional role of a 3' end region on the expression of a reporter gene in plant cells. In stably transformed plants, expression of the reporter gene without a plant gene 3' end is variable and depends on the fortuitous presence ...
Ingelbrecht, Ivan   +4 more
core   +1 more source

Repository-based plasmid design [PDF]

open access: yes, 2020
There was an explosion in the amount of commercially available DNA in sequence repositories over the last decade. The number of such plasmids increased from 12,000 to over 300,000 among three of the largest repositories: iGEM, Addgene, and DNASU.
Densmore, Doug, Timmons, Joshua J.
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Non-viral delivery and optimized optogenetic stimulation of retinal ganglion cells led to behavioral restoration of vision [PDF]

open access: yes, 2012
Stimulation of retinal neurons using optogenetics via use of chanelrhodopsin-2 (ChR2) has opened up a new direction for restoration of vision for treatment of retinitis pigmentosa (RP).
Edward Wong   +5 more
core   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Phenotypic and genetic analysis of Klebsiella pneumoniae strains isolated from community-acquired pneumonia patients in Rostov-on-Don in 2021–2023

open access: yesИнфекция и иммунитет
Introduction. Here, we present a study of 33 Klebsiella pneumoniae strains isolated in Rostov-on-Don in 2021–2023 from patients with community-acquired pneumonia.
Violetta A. Rykova   +6 more
doaj   +1 more source

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