Results 81 to 90 of about 789,870 (314)

A Model of Non-Homologous Recombination Mediated by HIV-1 Reverse Transcriptase Explaining Sequence Motif Duplications That Confer a Replication Fitness Advantage

open access: yesViruses
The Reverse Transcriptase of the Human Immunodeficiency Virus (HIV) is distinguished by its high rate of homologous recombination. A less-studied consequence of this phenomenon is the increased occurrence of non-homologous recombination, which results in
Arun Panchapakesan, Udaykumar Ranga
doaj   +1 more source

Variation in RAD51 details a hub of functions: opportunities to advance cancer diagnosis and therapy [version 1; referees: 4 approved]

open access: yesF1000Research, 2018
Loss of genome stability is one of the hallmarks of the enabling characteristics of cancer development. Homologous recombination is a DNA repair process that often breaks down as a prelude to developing cancer. Conversely, homologous recombination can be
Nick LL van der Zon   +2 more
doaj   +1 more source

Recovery of arrested replication forks by homologous recombination is error-prone. [PDF]

open access: yesPLoS Genetics, 2012
Homologous recombination is a universal mechanism that allows repair of DNA and provides support for DNA replication. Homologous recombination is therefore a major pathway that suppresses non-homology-mediated genome instability.
Ismail Iraqui   +6 more
doaj   +1 more source

Transcription as a Threat to Genome Integrity [PDF]

open access: yes, 2016
Genomes undergo different types of sporadic alterations, including DNA damage, point mutations, and genome rearrangements, that constitute the basis for evolution.
Aguilera López, Andrés   +1 more
core   +1 more source

PCR artifact in testing for homologous recombination in genomic editing in zebrafish. [PDF]

open access: yesPLoS ONE, 2017
We report a PCR-induced artifact in testing for homologous recombination in zebrafish. We attempted to replace the lnx2a gene with a donor cassette, mediated by a TALEN induced double stranded cut.
Minho Won, Igor B Dawid
doaj   +1 more source

Plasma extrachromosomal circular DNA as a biomarker in EGFR‐targeted therapy of non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Detection of extrachromosomal circular DNA (eccDNA) in plasma samples from EGFR‐mutated non‐small cell lung cancer patients. Plasma was collected before and during treatment with the EGFR‐tyrosine kinase inhibitor osimertinib. Plasma eccDNA was detected in all cancer samples, and the presence of the EGFR gene on eccDNA serves as a potential biomarker ...
Simone Stensgaard   +5 more
wiley   +1 more source

Random Field Model Reveals Structure of the Protein Recombinational Landscape [PDF]

open access: yes, 2012
We are interested in how intragenic recombination contributes to the evolution of proteins and how this mechanism complements and enhances the diversity generated by random mutation.
Arnold, Frances H., Romero, Philip A.
core   +4 more sources

Improving PARP inhibitor efficacy in bladder cancer without genetic BRCAness by combination with PLX51107

open access: yesMolecular Oncology, EarlyView.
Clinical trials on PARP inhibitors in urothelial carcinoma (UC) showed limited efficacy and a lack of predictive biomarkers. We propose SLFN5, SLFN11, and OAS1 as UC‐specific response predictors. We suggest Talazoparib as the better PARP inhibitor for UC than Olaparib.
Jutta Schmitz   +15 more
wiley   +1 more source

Expression of EhRAD54, EhRAD51, and EhBLM proteins during DNA repair by homologous recombination in Entamoeba histolytica

open access: yesParasite, 2014
Entamoeba histolytica, the protozoan responsible for human amoebiasis, exhibits a great genome plasticity that is probably related to homologous recombination events.
del Socorro Charcas-Lopez Ma.   +5 more
doaj   +1 more source

Dynamics and impact of homologous recombination on the evolution of Legionella pneumophila.

open access: yesPLoS Genetics, 2017
Legionella pneumophila is an environmental bacterium and the causative agent of Legionnaires' disease. Previous genomic studies have shown that recombination accounts for a high proportion (>96%) of diversity within several major disease-associated ...
Sophia David   +7 more
doaj   +1 more source

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