Mass spectrometry of nucleic acid noncovalent complexes

E Largy, A Konig, A Ghosh, D Ghosh… - Chemical …, 2021 - ACS Publications
Nucleic acids have been among the first targets for antitumor drugs and antibiotics. With the
unveiling of new biological roles in regulation of gene expression, specific DNA and RNA …

Current state of oligonucleotide characterization using liquid chromatography–mass spectrometry: insight into critical issues

JM Sutton, GJ Guimaraes, V Annavarapu… - Journal of the …, 2020 - ACS Publications
As interests increase in oligonucleotide therapeutics, there has been a greater need for
analytical techniques to properly analyze and quantitate these biomolecules. This article …

Instrumental analysis of RNA modifications

Y Yoluç, G Ammann, P Barraud, M Jora… - Critical Reviews in …, 2021 - Taylor & Francis
Organisms from all domains of life invest a substantial amount of energy for the introduction
of RNA modifications into nearly all transcripts studied to date. Instrumental analysis of RNA …

Bioanalysis and biotransformation of oligonucleotide therapeutics by liquid Chromatography‐Mass spectrometry

JM Sutton, J Kim, NM El Zahar… - Mass Spectrometry …, 2021 - Wiley Online Library
Since 2016, eight new oligonucleotide therapies have been approved which has led to
increased interest in oligonucleotide analysis. There is a particular need for powerful …

Massively parallel selection of nanocluster beacons

YA Kuo, C Jung, YA Chen, HC Kuo, OS Zhao… - Advanced …, 2022 - Wiley Online Library
Abstract NanoCluster Beacons (NCBs) are multicolor silver nanocluster probes whose
fluorescence can be activated or tuned by a proximal DNA strand called the activator. While …

Rapid Intact Mass Analysis and Evaluation of the Separation Potential of Microfluidic Capillary Electrophoresis Mass Spectrometry for Oligonucleotides

JL Lippens, HC Timmons, C Welch… - Journal of the …, 2023 - ACS Publications
Oligonucleotide characterization is a rapidly advancing field in the biopharmaceutical
industry. Understanding critical quality attributes, such as intact mass and impurities …

Current state of hydrophilic interaction liquid chromatography of oligonucleotides

MG Bartlett - Journal of Chromatography A, 2024 - Elsevier
There has been a significant increase in the use of hydrophilic interaction liquid
chromatography (HILIC) to separate oligonucleotides. This rise in the use of HILIC has …

Oligonucleotide anion adduct formation using negative ion electrospray ion-mobility mass spectrometry

JM Sutton, NM El Zahar, MG Bartlett - Journal of the American …, 2021 - ACS Publications
Improving the mobile phase of electrospray oligonucleotides has been a major focus in the
field of oligonucleotides. These improved mobile phases should reduce the charge state …

Probing the conformational dynamics of an Ago–RNA complex in water/methanol solution

F Porcelli, AR Casavola, A Grottesi… - Physical Chemistry …, 2024 - pubs.rsc.org
Argonaute (Ago) proteins mediate target recognition guiding miRNA to bind complementary
mRNA primarily in the seed region. However, additional pairing can occur beyond the seed …

Higher-energy Collisional Dissociation (HCD) as a Complementary Tool for Expanding the Detection and Discovery of Modified Ribonucleosides by LC-MS/MS

M Jora - 2020 - search.proquest.com
Liquid chromatography-tandem mass spectrometry (LC-MS/MS) is the gold-standard
technique for the discovery, detection and structural characterization of post-transcriptional …