Search Results - "Kvach, Maksim V"
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Seven-membered ring nucleobases as inhibitors of human cytidine deaminase and APOBEC3A
Published in Organic & biomolecular chemistry (21-06-2023)“…The APOBEC3 (APOBEC3A-H) enzyme family as a part of the human innate immune system deaminates cytosine to uracil in single-stranded DNA (ssDNA) and thereby…”
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2
Synthesis of 1,4-azaphosphinine nucleosides and evaluation as inhibitors of human cytidine deaminase and APOBEC3A
Published in Beilstein journal of organic chemistry (15-05-2024)“…Nucleoside and polynucleotide cytidine deaminases (CDAs), such as CDA and APOBEC3, share a similar mechanism of cytosine to uracil conversion. In 1984,…”
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3
Automated Solid-Phase Click Synthesis of Oligonucleotide Conjugates: From Small Molecules to Diverse N‑Acetylgalactosamine Clusters
Published in Bioconjugate chemistry (18-10-2017)“…We developed a novel technique for the efficient conjugation of oligonucleotides with various alkyl azides such as fluorescent dyes, biotin, cholesterol,…”
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4
Determination of Concentration of Amphiphilic Polymer Molecules on the Surface of Encapsulated Semiconductor Nanocrystals
Published in Langmuir (01-03-2016)“…We present a method for the determination of the average number of polymer molecules on the surface of AIIBVI luminescent core–shell nanocrystals (CdSe/ZnS,…”
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Small-Angle X-ray Scattering (SAXS) Measurements of APOBEC3G Provide Structural Basis for Binding of Single-Stranded DNA and Processivity
Published in Viruses (01-09-2022)“…APOBEC3 enzymes are polynucleotide deaminases, converting cytosine to uracil on single-stranded DNA (ssDNA) and RNA as part of the innate immune response…”
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Small-Angle X-ray Scattering Models of APOBEC3B Catalytic Domain in a Complex with a Single-Stranded DNA Inhibitor
Published in Viruses (12-02-2021)“…In normal cells APOBEC3 (A3A-A3H) enzymes as part of the innate immune system deaminate cytosine to uracil on single-stranded DNA (ssDNA) to scramble DNA in…”
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4′,5′-Dichloro-2′,7′-dimethoxy-5(6)-carboxyfluorescein (JOE): Synthesis and Spectral Properties of Oligonucleotide Conjugates
Published in Journal of organic chemistry (20-01-2012)“…A convenient procedure for the preparation of the fluorescent dye 4′,5′-dichloro-2′,7′-dimethoxy-5(6)-carboxyfluorescein (JOE) is reported; the overall yield…”
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Practical Synthesis of Isomerically Pure 5- and 6-Carboxytetramethylrhodamines, Useful Dyes for DNA Probes
Published in Bioconjugate chemistry (19-08-2009)“…Simple and scalable synthesis of 5- and 6-carboxytetramethylrhodamines (TAMRAs) is reported. Acylation of 3-dimethylaminophenol with 1,2,4-benzenetricarboxylic…”
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Design, Synthesis, and Evaluation of a Cross-Linked Oligonucleotide as the First Nanomolar Inhibitor of APOBEC3A
Published in Biochemistry (Easton) (15-11-2022)“…Drug resistance is a major problem associated with anticancer chemo- and immunotherapies. Recent advances in the understanding of resistance mechanisms have…”
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10
Selective inhibition of APOBEC3 enzymes by single-stranded DNAs containing 2'-deoxyzebularine
Published in Organic & biomolecular chemistry (06-11-2019)“…To restrict pathogens, in a normal human cell, APOBEC3 enzymes mutate cytosine to uracil in foreign single-stranded DNAs. However, in cancer cells, APOBEC3B…”
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11
Inhibiting APOBEC3 Activity with Single-Stranded DNA Containing 2′-Deoxyzebularine Analogues
Published in Biochemistry (Easton) (05-02-2019)“…APOBEC3 enzymes form part of the innate immune system by deaminating cytosine to uracil in single-stranded DNA (ssDNA) and thereby preventing the spread of…”
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12
Differential Inhibition of APOBEC3 DNA‐Mutator Isozymes by Fluoro‐ and Non‐Fluoro‐Substituted 2′‐Deoxyzebularine Embedded in Single‐Stranded DNA
Published in Chembiochem : a European journal of chemical biology (01-04-2020)“…The APOBEC3 (APOBEC3A‐H) enzyme family is part of the human innate immune system that restricts pathogens by scrambling pathogenic single‐stranded (ss) DNA by…”
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13
Novel homo Yin-Yang probes improve sensitivity in RT-qPCR detection of low copy HIV RNA
Published in Talanta (Oxford) (01-03-2019)“…Nucleic acids labeled with a fluorophore/quencher pair are widely used as probes in biomedical research and molecular diagnostics. Here we synthesized novel…”
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14
Azide Phosphoramidite in Direct Synthesis of Azide-Modified Oligonucleotides
Published in Organic letters (05-09-2014)“…Azide and phosphoramidite functions were found to be compatible within one molecule and stable for months in solution kept frozen at −20 °C. An azide-carrying…”
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Design of molecular beacons: 3' couple quenchers improve fluorogenic properties of a probe in real-time PCR assay
Published in Analyst (London) (01-01-2014)“…Convenient preparation of fluorogenic hairpin DNA probes (molecular beacons) carrying a pair of FAM fluorophores (located close to 5'-terminus of the probe) or…”
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Two-dye and one- or two-quencher DNA probes for real-time PCR assay: synthesis and comparison with a TaqMan™ probe
Published in Analytical and bioanalytical chemistry (01-07-2012)“…A typical TaqMan™ real-time PCR probe contains a 5′-fluorescent dye and a 3′-quencher. In the course of the amplification, the probe is degraded starting from…”
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17
A Convenient Synthesis of Cyanine Dyes: Reagents for the Labeling of Biomolecules
Published in European Journal of Organic Chemistry (01-04-2008)“…Four tetramethylindo(di)carbocyanine‐derived carboxylicacids have been prepared using a modified one‐pot procedure for the dye assembly. The acids were…”
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Molecular beacons with JOE dye: Influence of linker and 3′ couple quencher
Published in Molecular and cellular probes (01-10-2016)“…Molecular beacons carrying JOE dye (4′,5′-dichloro-2′,7′-dimethoxy-6-carboxyfluorescein) on a rigid or flexible linker and one or two BHQ1 quenchers have been…”
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5(6)-Carboxyfluorescein Revisited: New Protecting Group, Separation of Isomers, and their Spectral Properties on Oligonucleotides
Published in Bioconjugate chemistry (01-09-2007)“…Pentafluorophenyl esters of 5- and 6-carboxyfluorescein-3‘,6‘-O-dipivalate can be easily separated in multigram quantities by column chromatography. The…”
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Non-nucleoside phosphoramidites of xanthene dyes (FAM, JOE, and TAMRA) for oligonucleotide labeling
Published in Current protocols in nucleic acid chemistry (01-03-2013)“…This unit describes the preparation of 5- and 6-carboxy derivatives of the xanthene fluorescent dyes fluorescein (FAM),…”
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