Results 31 to 40 of about 9,136 (229)

Rewriting Human History and Empowering Indigenous Communities with Genome Editing Tools. [PDF]

open access: yes, 2020
Appropriate empirical-based evidence and detailed theoretical considerations should be used for evolutionary explanations of phenotypic variation observed in the field of human population genetics (especially Indigenous populations). Investigators within
Fox, Keolu   +2 more
core   +2 more sources

The chromatin network helps prevent cancer-associated mutagenesis at transcription-replication conflicts

open access: yesNature Communications, 2023
Genome instability is a feature of cancer cells, transcription being an important source of DNA damage. This is in large part associated with R-loops, which hamper replication, especially at head-on transcription-replication conflicts (TRCs).
Aleix Bayona-Feliu   +5 more
doaj   +1 more source

Insights into DNA substrate selection by APOBEC3G from structural, biochemical, and functional studies. [PDF]

open access: yesPLoS ONE, 2018
Human apolipoprotein B mRNA-editing enzyme-catalytic polypeptide-like 3 (A3) proteins are a family of cytidine deaminases that catalyze the conversion of deoxycytidine (dC) to deoxyuridine (dU) in single-stranded DNA (ssDNA).
Samantha J Ziegler   +10 more
doaj   +1 more source

Intrinsic Nucleotide Preference of Diversifying Base Editors Guides Antibody Ex Vivo Affinity Maturation

open access: yesCell Reports, 2018
Summary: Base editors (BEs) are emerging tools used for precision correction or diversifying mutation. It provides a potential way to recreate somatic hypermutations (SHM) for generating high-affinity antibody, which is usually screened from antigen ...
Liu Daisy Liu   +8 more
doaj   +1 more source

From Antisense RNA to RNA Modification: Therapeutic Potential of RNA-Based Technologies

open access: yesBiomedicines, 2021
Therapeutic oligonucleotides interact with a target RNA via Watson-Crick complementarity, affecting RNA-processing reactions such as mRNA degradation, pre-mRNA splicing, or mRNA translation.
Hironori Adachi   +3 more
doaj   +1 more source

DNA editing in DNA/RNA hybrids by adenosine deaminases that act on RNA. [PDF]

open access: yes, 2017
Adenosine deaminases that act on RNA (ADARs) carry out adenosine (A) to inosine (I) editing reactions with a known requirement for duplex RNA. Here, we show that ADARs also react with DNA/RNA hybrid duplexes.
Beal, Peter A   +2 more
core   +1 more source

Adenosine to inosine editing by ADAR2 requires formation of a ternary complex on the GluR-B R/G site [PDF]

open access: yes, 2002
RNA editing by members of the ADAR (adenosine deaminase that acts on RNA) enzyme family involves hydrolytic deamination of adenosine to inosine within the context of a double-stranded pre-mRNA substrate.
Collins, Cynthia H.   +2 more
core   +1 more source

Hypermutation of specific genomic loci of Pseudomonas putida for continuous evolution of target genes

open access: yesMicrobial Biotechnology, 2022
Summary The ability of T7 RNA polymerase (RNAPT7) fusions to cytosine deaminases (CdA) for entering C➔T changes in any DNA segment downstream of a T7 promoter was exploited for hyperdiversification of defined genomic portions of Pseudomonas putida KT2440.
Elena Velázquez   +3 more
doaj   +1 more source

DNA Methylation, Deamination, and Translesion Synthesis Combine to Generate Footprint Mutations in Cancer Driver Genes in B-Cell Derived Lymphomas and Other Cancers

open access: yesFrontiers in Genetics, 2021
Cancer genomes harbor numerous genomic alterations and many cancers accumulate thousands of nucleotide sequence variations. A prominent fraction of these mutations arises as a consequence of the off-target activity of DNA/RNA editing cytosine deaminases ...
Igor B. Rogozin   +14 more
doaj   +1 more source

Programmable RNA editing with endogenous ADAR enzymes – a feasible option for the treatment of inherited retinal disease?

open access: yesFrontiers in Molecular Neuroscience, 2023
RNA editing holds great promise for the therapeutic correction of pathogenic, single nucleotide variants (SNV) in the human transcriptome since it does not risk creating permanent off-targets edits in the genome and has the potential for innovative ...
Julia-Sophia Bellingrath   +5 more
doaj   +1 more source

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