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 …

Separation of Nucleobases, Nucleosides, Nucleotides and Oligonucleotides by Hydrophilic Interaction Liquid Chromatography (HILIC): A State-of-the-Art Review

Y Guo - Journal of Chromatography A, 2024 - Elsevier
The polar nature of nucleobases, nucleosides and nucleotides makes hydrophilic interaction
chromatography (HILIC) a good choice of technology for separation. Both naturally occurring …

Probing the higher order structure of oligonucleotides through anion exchange chromatography

B Wei, J Wang, L Dai, K Zhang - Journal of Chromatography A, 2024 - Elsevier
Large synthetic oligonucleotides such as guide ribonucleic acid (gRNA), a critical reagent in
clustered regularly interspaced short palindromic repeats (CRISPR)/Cas9 genome editing …

Why and How to Control P-Chirality in Phosphorothioated Therapeutic Oligonucleotides: Analytical Challenges Associated with Determination of Stereochemical …

T Poredoš, M Trampuž, T Gornik… - … Process Research & …, 2024 - ACS Publications
A surge in the approval of therapeutic oligonucleotides since 2016 has made this class of
chemical modalities an essential toolbox for addressing unmet medical needs in the realm …

Expanding the analytical toolbox for the nondenaturing analysis of siRNAs with salt-mediated ion-pair reversed-phase liquid chromatography

M Enmark, I Furlan, P Habibollahi, C Manz… - Analytical …, 2024 - ACS Publications
Short interfering RNA (siRNA) represents a rapidly expanding class of marketed
oligonucleotide therapeutics. Due to its double-stranded nature, the characterization of …

Overview and Recent Advances in the Purification and Isolation of Therapeutic Oligonucleotides

A Abe, Z Časar - Organic Process Research & Development, 2024 - ACS Publications
Therapeutic oligonucleotides are a novel chemical modality with unique characteristics that
offer significant therapeutic potential. With the latest surge in development, they are paving …

Automated multicolumn screening workflow in ultra-high pressure hydrophilic interaction chromatography for streamlined method development of polar analytes

M Hemida, RC Barrientos, AN Singh… - … of Chromatography A, 2024 - Elsevier
The pharmaceutical industry is rapidly advancing toward new drug modalities, necessitating
the development of advanced analytical strategies for effective, meaningful, and reliable …

[HTML][HTML] Recent advances and current challenges in hydrophilic interaction chromatography for the analysis of therapeutic oligonucleotides

H Lardeux, V D'Atri, D Guillarme - TrAC Trends in Analytical Chemistry, 2024 - Elsevier
Therapeutic oligonucleotides (ONs) are a new generation of drugs that have captured the
attention of the pharmaceutical industry over the past decade, as evidenced by the FDA …

sgRNA Single-Nucleotide Resolution by Ion-Pairing Reversed-Phase Chromatography

JD Jones, TD Maloney - Analytical Chemistry, 2025 - ACS Publications
Single-stranded guide RNAs (sgRNAs) are important therapeutic modalities that facilitate
selective genome editing by the CRISPR/Cas9 system. While these therapeutic modalities …

Quantitative Analysis of Phosphorothioate Isomers in CRISPR sgRNA at Single-Residue Resolution Using Endonuclease Digestion Coupled with Liquid …

Y Su, B Zhao, L Zhang, B Shen, C Guo… - Analytical …, 2025 - ACS Publications
Phosphorothioate (PS) modifications in single-guided RNA (sgRNA) are crucial for genome
editing applications using the CRISPR/Cas9 system. These modifications may enhance …