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Oligonucleotides Containing C5-Propynyl Modified Arabinonucleic Acids: Synthesis, Biophysical and Antisense Properties

Author(s): Pontarelli A; Wilds CJ;

The introduction of chemical modifications on the nucleic acid scaffold has allowed for the progress of antisense oligonucleotides (ASOs) in the clinic for the treatment of a variety of disorders. In contribution to the repertoire of gene-silencing nucleic ...

Article GUID: 36857293


Preparation of a Convertible Spacer Containing a Disulfide Group for Versatile Functionalization of Oligonucleotides

Author(s): Pontarelli A; Liu JT; Oh JK; Wilds CJ;

The protocols described in this article provide details regarding the synthesis and characterization of a disulfide containing linker phosphoramidite for terminal functionalization of synthetic oligonucleotides. The linker is first synthesized from 6-mercap ...

Article GUID: 36840706


Arabinonucleic Acids Containing C5-Propynyl Modifications Form Stable Hybrid Duplexes with RNA that are Efficiently Degraded by E. coli RNase H

Author(s): Pontarelli A; Wilds CJ;

The promise of the antisense approach to treat a variety of diseases with oligonucleotides and solutions to challenges that have been encountered in their development is attributable to chemical modification of the nucleic acid scaffold. Herein, we describe ...

Article GUID: 35452799


Transcriptome-Wide Off-Target Effects of Steric-Blocking Oligonucleotides

Author(s): Holgersen EM; Gandhi S; Zhou Y; Kim J; Vaz B; Bogojeski J; Bugno M; Shalev Z; Cheung-Ong K; Gonçalves J; O' Hara M; Kron K; Verby M; Sun ...

Steric-blocking oligonucleotides (SBOs) are short, single-stranded nucleic acids designed to modulate gene expression by binding to RNA transcripts and blocking access from cellular machinery such ...

Article GUID: 34388351


Beyond ribose and phosphate: Selected nucleic acid modifications for structure-function investigations and therapeutic applications

Author(s): Liczner C; Duke K; Juneau G; Egli M; Wilds CJ;

Over the past 25 years, the acceleration of achievements in the development of oligonucleotide-based therapeutics has resulted in numerous new drugs making it to the market for the treatment of various diseases. Oligonucleotides with alterations to their sc ...

Article GUID: 33981365


Recent Advances of DNA Tetrahedra for Therapeutic Delivery and Biosensing.

Author(s): Copp W, Pontarelli A, Wilds CJ

The chemical and self-assembly properties of nucleic acids make them ideal for the construction of discrete structures and stimuli-responsive devices for a diverse array of applications. Amongst the various three-dimensional assemblies, DNA tetrahedra are o ...

Article GUID: 33506614


Hydrated electrons induce the formation of interstrand cross-links in DNA modified by cisplatin adducts

Author(s): Behmand B; Noronha AM; Wilds CJ; Marignier JL; Mostafavi M; Wagner JR; Hunting DJ; Sanche L; ...

Double-stranded oligonucleotides containing cisplatin adducts, with and without a mismatched region, were exposed to hydrated electrons generated by gamma-rays. Gel electrophoresis analysis demonst ...

Article GUID: 32211848


O(6)-Alkylguanine DNA Alkyltransferase Repair Activity Towards Intrastrand Cross-Linked DNA is Influenced by the Internucleotide Linkage.

Author(s): O'Flaherty DK, Wilds CJ

Chem Asian J. 2016 Feb 18;11(4):576-83 Authors: O'Flaherty DK, Wilds CJ

Article GUID: 26692563


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