Light responsive nucleic acid for biomedical application

L Chen, Y Liu, W Guo, Z Liu - Exploration, 2022 - Wiley Online Library
Nucleic acids are widely used in biomedical applications because of their programmability
and biocompatibility. The light responsive nucleic acids have attracted wide attention due to …

Photoresponsive control of G-Quadruplex DNA systems

J Ramos-Soriano, MC Galan - JACS Au, 2021 - ACS Publications
G-quadruplex (G4) oligonucleotide secondary structures have recently attracted significant
attention as therapeutic targets owing to their occurrence in human oncogene promoter …

DNA Strand Displacement Driven by Host–Guest Interactions

DVDW Kankanamalage, JHT Tran… - Journal of the …, 2022 - ACS Publications
Base-pair-driven toehold-mediated strand displacement (BP-TMSD) is a fundamental
concept employed for constructing DNA machines and networks with a gamut of …

Photocaged functional nucleic acids for spatiotemporal imaging in biology

Y Wu, Z Yang, Y Lu - Current Opinion in Chemical Biology, 2020 - Elsevier
Imaging of species in living organisms with high spatiotemporal resolution is essential for
understanding biological processes. While functional nucleic acids (FNAs), such as catalytic …

Light-controlled out-of-equilibrium assembly of cyclodextrins in an enzyme-mediated dynamic system

D Larsen, PM Bjerre, SR Beeren - Chemical Communications, 2019 - pubs.rsc.org
We show that the selective enzymatic synthesis of specific cyclodextrins can be modulated
using light. We use enzyme-mediated dynamic combinatorial chemistry to generate a …

Acrylamide-dT: a polymerisable nucleoside for DNA incorporation

F Allabush, PM Mendes, JHR Tucker - RSC advances, 2019 - pubs.rsc.org
The synthesis of a novel modified nucleoside phosphoramidite, Acrylamide-dT-CE
phosphoramidite, obtained in three steps from commercially available starting materials, is …

Photoinduced [2+ 2] and [4+ 4] Cycloaddition and Cycloreversion Reactions for the Development of Photocontrollable DNA Binders

C Dohmen, H Ihmels - ChemPhotoChem, 2024 - Wiley Online Library
In the current field of photopharmacology, molecular photoswitches are applied whose
interactions with DNA can be triggered or controlled by light. And although several …

Downregulation of gene expression in hypoxic cancer cells by an activatable G-quadruplex stabiliser

B Uyar, NG Ozsamur, FS Celik, I Ozbayram… - Chemical …, 2023 - pubs.rsc.org
In the research, the modulation of gene expression with a novel G-quadruplex stabiliser was
analysed. Activation by the removal of bulky hypoxia-responsive substituent enhances G …

Precise cross-dimensional regulation of the structure of a photoreversible DNA nanoswitch

J Wang, Q Song, X Guo, X Cui, L Tan… - Analytical chemistry, 2019 - ACS Publications
In this study, an accurately and digitally regulated allosteric nanoswitch based on the
conformational control of two DNA hairpins was developed. By switching between UV …

Heteroleptic Coordination Environments in Metal-Mediated DNA G-Quadruplexes

PM Punt, LM Stratmann, S Sevim, L Knauer… - Frontiers in …, 2020 - frontiersin.org
The presence of metal centers with often highly conserved coordination environments is
crucial for roughly half of all proteins, having structural, regulatory, or enzymatic function. To …