Interactions of electrons with bare and hydrated biomolecules: From nucleic acid bases to DNA segments

J Gu, J Leszczynski, HF Schaefer III - Chemical reviews, 2012 - ACS Publications
The broadest motivation for exploring electron attachment to biological molecules comes
from their important role in radiation damage. Large quantities of secondary electrons with …

Proton-coupled electron transfer in DNA on formation of radiation-produced ion radicals

A Kumar, MD Sevilla - Chemical reviews, 2010 - ACS Publications
It is well established that exposure of DNA to high-energy radiation results in a variety of
physical and chemical changes in DNA including strand breakage, mutation, and DNA …

[图书][B] Free-radical-induced DNA damage and its repair

C von Sonntag - 2006 - Springer
When talking about research, I must mention Mrs. Rita Wagner, a superb technician that
looked after my laboratory and the younger Ph. D. students for about 25 years. Some of her …

UV-induced proton transfer between DNA strands

Y Zhang, K de La Harpe, AA Beckstead… - Journal of the …, 2015 - ACS Publications
UV radiation creates excited states in DNA that lead to mutagenic photoproducts.
Photoexcitation of single-stranded DNA can transfer an electron between stacked bases, but …

Boron as a Powerful Reductant: Synthesis of a Stable Boron‐Centered Radical‐Anion Radical‐Cation Pair

P Bissinger, H Braunschweig, A Damme… - Angewandte Chemie …, 2015 - Wiley Online Library
Despite the fundamental importance of radical‐anion radical‐cation pairs in single‐electron
transfer (SET) reactions, such species are still very rare and transient in nature. Since …

DFT calculations of the electron affinities of nucleic acid bases: dealing with negative electron affinities

X Li, Z Cai, MD Sevilla - The Journal of Physical Chemistry A, 2002 - ACS Publications
To better understand the cause of the diversity in reported values of the electron affinities
(EAs) for DNA bases, we performed a series of DFT (B3LYP functional) calculations at …

Determination of redox potentials for the watson− crick base pairs, DNA nucleosides, and relevant nucleoside analogues

CE Crespo-Hernández, DM Close, L Gorb… - The journal of …, 2007 - ACS Publications
Redox potentials for the DNA nucleobases and nucleosides, various relevant nucleoside
analogues, Watson− Crick base pairs, and seven organic dyes are presented based on …

Charged particle and photon interactions with matter: recent advances, applications, and interfaces

Y Hatano, Y Katsumura, A Mozumder - 2010 - books.google.com
Covering state-of-the-art advances, novel applications, and future perspectives, this volume
presents new directions on the basic studies of charged particle and photon interactions with …

The guanine cation radical: Investigation of deprotonation states by ESR and DFT

A Adhikary, A Kumar, D Becker… - The Journal of Physical …, 2006 - ACS Publications
This work reports ESR studies that identify the favored site of deprotonation of the guanine
cation radical (G•+) in an aqueous medium at 77 K. Using ESR and UV− visible …

Electron transfer processes in DNA: mechanisms, biological relevance and applications in DNA analytics

HA Wagenknecht - Natural Product Reports, 2006 - pubs.rsc.org
Covering: up to 2005In principle, DNA-mediated charge transfer processes can be
categorized as oxidative hole transfer and reductive electron transfer. With respect to the …