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Effect of diastereoisomeric composition on the chromatographic retention of phosphorothioated oligonucleotides using three different liquid chromatography systems

Journal of Chromatography A, 2024-08, Vol.1730, p.465108, Article 465108

2024

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Exploring the use of the desirability function to optimize the separation of oligonucleotide impurities by ion pair-RP LCMS

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 2023-04, Vol.1220, p.123666-123666, Article 123666

2023

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Separation of phosphorothioate oligonucleotide impurities by WAX HPLC under high organic content elution conditions

Analytical biochemistry, 2022-12, Vol.659, p.114956-114956, Article 114956

2022

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Characterizing the Diastereoisomeric Distribution of Phosphorothioate Oligonucleotides by Metal Ion Complexation Chromatography, In-Series Reversed Phase-Strong Anion Exchange Chromatography, and 31 P NMR

Analytical chemistry (Washington), 2021-12, Vol.93 (48), p.16035-16042

2021

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Characterizing the Diastereoisomeric Distribution of Phosphorothioate Oligonucleotides by Metal Ion Complexation Chromatography, In-Series Reversed Phase-Strong Anion Exchange Chromatography, and 31P NMR

Analytical chemistry (Washington), 2021-12, Vol.93 (48), p.16035-16042

2021

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Determination of individual oligonucleotide impurities by small amine ion pair-RP HPLC MS and MS/MS: n − 1 impurities

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 2021-04, Vol.1169, p.122611-122611, Article 122611

2021

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Automated determination of early eluting oligonucleotide impurities using ion-pair reversed-phase liquid chromatography high resolution-mass spectrometry

Analytical biochemistry, 2020-04, Vol.595, p.113623-113623, Article 113623

2020

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Assay determination by mass spectrometry for oligonucleotide therapeutics

Rapid communications in mass spectrometry, 2019-11, Vol.33 (22), p.1774-1780

2019

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Determination of oligonucleotide deamination by high resolution mass spectrometry

Journal of pharmaceutical and biomedical analysis, 2019-09, Vol.173, p.56-61

2019

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Small alkyl amines as ion-pair reagents for the separation of positional isomers of impurities in phosphate diester oligonucleotides

Journal of Chromatography A, 2019-06, Vol.1594, p.105-111

2019

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Semi-quantitative determination of co-eluting impurities in oligonucleotide drugs using ion-pair reversed-phase liquid chromatography mass spectrometry

Journal of Chromatography A, 2019-01, Vol.1584, p.106-114

2019

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Two-dimensional liquid chromatography-mass spectrometry for the characterization of modified oligonucleotide impurities

Analytical biochemistry, 2018-09, Vol.556, p.45-52

2018

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Rapid oligonucleotide drug impurity determination by direct spectral comparison of ion‐pair reversed‐phase high‐performance liquid chromatography electrospray ionization mass spectrometry data

Rapid communications in mass spectrometry, 2018-07, Vol.32 (14), p.1099-1106

2018

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Rapid Oligonucleotide Drug Impurity Determination by Direct Spectral Comparison of Ion Pair-Reversed Phase HPLC ESI MS Data

Rapid communications in mass spectrometry, 2018-03

2018

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Formation of Modified Cytosine Residues in the Presence of Depurinated DNA

ChemInform, 2005-12, Vol.36 (52), p.no-no

2005

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Formation of Modified Cytosine Residues in the Presence of Depurinated DNA

Journal of organic chemistry, 2005-09, Vol.70 (20), p.7841-7845

2005

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Trichloroacetaldehyde modified oligonucleotides

Bioorganic & medicinal chemistry letters, 2005-09, Vol.15 (18), p.4118-4124

2005

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Solution Stability and Degradation Pathway of Deoxyribonucleoside Phosphoramidites in Acetonitrile

Nucleosides, nucleotides & nucleic acids, 2004-05, Vol.23 (5), p.767-775

2004

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Efficient Synthesis of Antisense Phosphorothioate Oligonucleotides: Evaluation of Dichloroacetic Acid at Higher Concentration to Reduce Cycle Time

Organic process research & development, 2003-11, Vol.7 (6), p.917-920

2003

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Antisense Phosphorothioate Oligodeoxyribonucleotide Targeted against ICAM-1: Use of I-Linker to Eliminate 3‘-Terminal Phosphorothioate Monoester Formation

Organic process research & development, 2003-05, Vol.7 (3), p.259-266

2003

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Solid Phase Synthesis of Phosphorothioate Oligonucleotides Utilizing Diethyldithiocarbonate Disulfide (DDD) as an Efficient Sulfur Transfer Reagent

Nucleosides, nucleotides & nucleic acids, 2003-01, Vol.22 (4), p.461-468

2003

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Coupling of capillary electrochromatography to coordination ion spray mass spectrometry, a novel detection method

Electrophoresis, 1999-08, Vol.20 (12), p.2329-2336

1999

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Separation and Identification of Tocotrienol Isomers by HPLC−MS and HPLC−NMR Coupling

Analytical chemistry (Washington), 1999-05, Vol.71 (9), p.1780-1785

1999

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Coordination-Ionspray-MS (CIS-MS), a Universal Detection and Characterization Method for Direct Coupling with Separation Techniques

Angewandte Chemie (International ed.), 1999-04, Vol.38 (7), p.992-995

1999

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Koordinations‐Ionenspray‐MS (CIS‐MS), eine universelle Methode zur Detektion und Charakterisierung für die Direktkopplung mit Trennmethoden

Angewandte Chemie, 1999-04, Vol.111 (7), p.1046-1049

1999

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Effect of diastereoisomeric composition on the chromatographic retention of phosphorothioated oligonucleotides using three different liquid chromatography systems

Exploring the use of the desirability function to optimize the separation of oligonucleotide impurities by ion pair-RP LCMS

Separation of phosphorothioate oligonucleotide impurities by WAX HPLC under high organic content elution conditions

Characterizing the Diastereoisomeric Distribution of Phosphorothioate Oligonucleotides by Metal Ion Complexation Chromatography, In-Series Reversed Phase-Strong Anion Exchange Chromatography, and 31 P NMR

Characterizing the Diastereoisomeric Distribution of Phosphorothioate Oligonucleotides by Metal Ion Complexation Chromatography, In-Series Reversed Phase-Strong Anion Exchange Chromatography, and 31P NMR

Determination of individual oligonucleotide impurities by small amine ion pair-RP HPLC MS and MS/MS: n − 1 impurities

Automated determination of early eluting oligonucleotide impurities using ion-pair reversed-phase liquid chromatography high resolution-mass spectrometry

Assay determination by mass spectrometry for oligonucleotide therapeutics

Determination of oligonucleotide deamination by high resolution mass spectrometry

Small alkyl amines as ion-pair reagents for the separation of positional isomers of impurities in phosphate diester oligonucleotides

Semi-quantitative determination of co-eluting impurities in oligonucleotide drugs using ion-pair reversed-phase liquid chromatography mass spectrometry

Two-dimensional liquid chromatography-mass spectrometry for the characterization of modified oligonucleotide impurities

Rapid oligonucleotide drug impurity determination by direct spectral comparison of ion‐pair reversed‐phase high‐performance liquid chromatography electrospray ionization mass spectrometry data

Rapid Oligonucleotide Drug Impurity Determination by Direct Spectral Comparison of Ion Pair-Reversed Phase HPLC ESI MS Data

Formation of Modified Cytosine Residues in the Presence of Depurinated DNA

Formation of Modified Cytosine Residues in the Presence of Depurinated DNA

Trichloroacetaldehyde modified oligonucleotides

Solution Stability and Degradation Pathway of Deoxyribonucleoside Phosphoramidites in Acetonitrile

Efficient Synthesis of Antisense Phosphorothioate Oligonucleotides: Evaluation of Dichloroacetic Acid at Higher Concentration to Reduce Cycle Time

Antisense Phosphorothioate Oligodeoxyribonucleotide Targeted against ICAM-1: Use of I-Linker to Eliminate 3‘-Terminal Phosphorothioate Monoester Formation

Solid Phase Synthesis of Phosphorothioate Oligonucleotides Utilizing Diethyldithiocarbonate Disulfide (DDD) as an Efficient Sulfur Transfer Reagent

Coupling of capillary electrochromatography to coordination ion spray mass spectrometry, a novel detection method

Separation and Identification of Tocotrienol Isomers by HPLC−MS and HPLC−NMR Coupling

Coordination-Ionspray-MS (CIS-MS), a Universal Detection and Characterization Method for Direct Coupling with Separation Techniques

Koordinations‐Ionenspray‐MS (CIS‐MS), eine universelle Methode zur Detektion und Charakterisierung für die Direktkopplung mit Trennmethoden

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