Results 21 to 30 of about 47,583 (239)

Metabolic profiling detects early effects of environmental and lifestyle exposure to cadmium in a human population [PDF]

open access: yes, 2012
Background: The ‘exposome’ represents the accumulation of all environmental exposures across a lifetime. Topdown strategies are required to assess something this comprehensive, and could transform our understanding of how environmental factors affect ...
Athersuch, Toby J.   +10 more
core   +4 more sources

Synthesis of 8-oxo-7,8-dihydro-2′-deoxyguanosine from 2′-deoxyguanosine using Cu(II)/H2O2/ascorbate: A new strategy for an improved yield

open access: yesBioTechniques, 2016
The free nucleoside 2′-deoxyguanosine (dGuo) is the most susceptible to oxidation by reactive oxygen species (ROS) compared to the other free nucleosides, and its oxidation product 8-oxo-7,8-dihydro-2′-deoxyguanosine (8-oxodGuo) has been used as a ...
Patrícia S. Peres   +2 more
doaj   +1 more source

Investigation of the Effects of L-carnitine and magnesium on Oxidative Stress and Cytokines in the Tissue of Experimental diabetic rats

open access: yesActa Veterinaria, 2021
The aim of this study was to determine the effects of L-carnitine and magnesium on the levels of tissue malondialdehyde, 8-hydroxy-2’-deoxyguanosine, and cytokines (tumor necrosis factor alpha, interleukin-6) in streptozotocin-induced experimental ...
Senturk Meryem   +2 more
doaj   +1 more source

Environmental conditions can modulate the links among oxidative stress, age, and longevity [PDF]

open access: yes, 2017
Understanding the links between environmental conditions and longevity remains a major focus in biological research. We examined within-individual changes between early- and mid-adulthood in the circulating levels of four oxidative stress markers linked ...
Boner, Winnie   +5 more
core   +1 more source

The role of some oxidative stress and inflammatory factors in essential hypertension [PDF]

open access: yesZanco Journal of Medical Sciences, 2018
Background and Objective: Oxidative stress and inflammation are cooperative events involved in essential hypertension development. This study aimed to evaluate the association of N-terminal pro-Brain natriuretic peptide, matrix-metalloprotinase-9 and 8 ...
Julian Yonan Ismaeil   +1 more
doaj   +1 more source

Crystal structure of the nucleoside 2′-deoxyguanosine dimethyl sulfoxide disolvate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
The title compound, C10H13N5O4·2C2H6OS, which is of interest with respect to its biological activity, at 183 K has orthorhombic (P212121) crystal symmetry. The structure displays a network of intermolecular N—H...N, N—H...O and O—H...O hydrogen bonds. 2′-
Bernhard Spingler
doaj   +1 more source

Nickel(II)-catalysed oxidative guanine and DNA damage beyond 8-oxoguanine [PDF]

open access: yes, 2007
Oxidative DNA damage is one of the most important and most studied mechanisms of disease. It has been associated with a range of terminal diseases such as cancer, heart disease, hepatitis, and HIV, as well as with a variety of everyday ailments.
Kelly, Michele C.   +3 more
core   +1 more source

Interaction of low-energy electrons with the purine bases, nucleosides, and nucleotides of DNA [PDF]

open access: yes, 2006
The authors report results from computational studies of the interaction of low-energy electrons with the purine bases of DNA, adenine and guanine, as well as with the associated nucleosides, deoxyadenosine and deoxyguanosine, and the nucleotide ...
McKoy, Vincent, Winstead, Carl
core   +1 more source

Biotinylation of Deoxyguanosine at the Abasic Site in Double-Stranded Oligodeoxynucleotides

open access: yesJournal of Analytical Methods in Chemistry, 2016
Biotinylation of deoxyguanosine at an abasic site in double-stranded oligodeoxynucleotides was studied. The biotinylation of deoxyguanosine is achieved by copper-catalyzed click reaction after the conjugation of the oligodeoxynucleotide with 2-oxohex-5 ...
Chun Wu
doaj   +1 more source

Anchor-based bisulfite sequencing determines genome-wide DNA methylation

open access: yesCommunications Biology, 2022
Anchor-Based Bisulfite Sequencing (ABBS) is a sequencing based method that enables analysis of DNA methylation states, based on specific hybridization of bisulfite-refractory methylcytosines with 8-aza-7-deaza-2-deoxyguanosine, incorporated in a primer ...
Nathaniel Chapin   +3 more
doaj   +1 more source

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