Results 11 to 20 of about 487,247 (373)

Repurposing an adenine riboswitch into a fluorogenic imaging and sensing tag

open access: greenNature Chemical Biology, 2021
Sourav Dey   +5 more
openalex   +3 more sources

Adenine [PDF]

open access: hybrid, 2019
National Human Genome Research Institute (NHGRI)
openalex   +2 more sources

In vivo adenine base editing of PCSK9 in macaques reduces LDL cholesterol levels

open access: yesNature Biotechnology, 2021
Most known pathogenic point mutations in humans are C•G to T•A substitutions, which can be directly repaired by adenine base editors (ABEs). In this study, we investigated the efficacy and safety of ABEs in the livers of mice and cynomolgus macaques for ...
Tanja Rothgangl   +31 more
semanticscholar   +1 more source

Evolution of an adenine base editor into a small, efficient cytosine base editor with low off-target activity

open access: yesNature Biotechnology, 2022
Improved cytosine base editors are generated by phage-assisted evolution of a deoxyadenosine deaminase. Cytosine base editors (CBEs) are larger and can suffer from higher off-target activity or lower on-target editing efficiency than current adenine base
M. Neugebauer   +13 more
semanticscholar   +1 more source

Efficient in vivo base editing via single adeno-associated viruses with size-optimized genomes encoding compact adenine base editors

open access: yesNature Biomedical Engineering, 2022
The viral delivery of base editors has been complicated by their size and by the limited packaging capacity of adeno-associated viruses (AAVs). Typically, dual-AAV approaches based on trans-splicing inteins have been used.
Jessie R. Davis   +9 more
semanticscholar   +1 more source

Phage-assisted evolution of an adenine base editor with improved Cas domain compatibility and activity

open access: yesNature Biotechnology, 2020
Applications of adenine base editors (ABEs) have been constrained by the limited compatibility of the deoxyadenosine deaminase component with Cas homologs other than SpCas9.
M. Richter   +11 more
semanticscholar   +1 more source

Trypanosoma brucei adenine-phosphoribosyltransferases mediate adenine salvage and aminopurinol susceptibility but not adenine toxicity [PDF]

open access: yesInternational Journal for Parasitology: Drugs and Drug Resistance, 2014
African trypanosomes, like all obligate parasitic protozoa, cannot synthesize purines de novo and import purines from their hosts to build nucleic acids. The purine salvage pathways of Trypanosoma brucei being redundant, none of the involved enzymes is likely to be essential.
Lüscher, Alexandra   +4 more
openaire   +3 more sources

Adenine Nucleotide and Nicotinamide Adenine Dinucleotide Measurements in Plants [PDF]

open access: yesCurrent Protocols in Plant Biology, 2020
AbstractAs the principal co‐factors of many metabolic pathways, the measurement of both adenine nucleotides and nicotinamide adenine dinucleotide provides important information about cellular energy metabolism. However, given their rapid and reversible conversion as well as their relatively low concentration ranges, it is difficult to measure these ...
Zhang, Youjun   +4 more
openaire   +4 more sources

CoCl2-Mimicked Endothelial Cell Hypoxia Induces Nucleotide Depletion and Functional Impairment That Is Reversed by Nucleotide Precursors

open access: yesBiomedicines, 2022
Chronic hypoxia drives vascular dysfunction by various mechanisms, including changes in mitochondrial respiration. Although endothelial cells (ECs) rely predominantly on glycolysis, hypoxia is known to alter oxidative phosphorylation, promote oxidative ...
Barbara Kutryb-Zajac   +6 more
doaj   +1 more source

Adenine base editor engineering reduces editing of bystander cytosines

open access: yesNature Biotechnology, 2021
Adenine base editors (ABEs) catalyze specific A-to-G conversions at genomic sites of interest. However, ABEs also induce cytosine deamination at the target site.
Y. Jeong   +7 more
semanticscholar   +1 more source

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