Results 21 to 30 of about 23,028 (215)

Analytics of oxidative stress markers in the early diagnosis of oxygen DNA damage [PDF]

open access: yes, 2017
Under homeostatic conditions, an equilibrium state between amounts of free radicals formed and their scavenging is observed. Free radicals are destructive only when present in excess.
Dabrowska, Natalia, Wiczkowski, Andrzej
core   +1 more source

Oxidative Stress Markers (8-Isoprostane and 8-Hydroxy-2-Deoxyguanosine) in Major Depression: A Case-Control Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2021
Introduction: Depression is associated with activation of innate immune response leading to oxidative damage. The 8-Isoprostanes and 8-hydroxy-2-deoxyguanosine (8-OHdG) are biomarkers of oxidative damage to lipids and Deoxyribonucleic Acid (DNA ...
Parul Chopra   +2 more
doaj   +1 more source

Age- and sun exposure-dependent differences in 8-hydroxy-2'-deoxyguanosine and Nε-(carboxymethyl)lysine in human epidermis [PDF]

open access: yes, 2011
Aging and exposure to sunlight are two major factors in the deterioration of skin function. In this study, thirty-six fixed human skin samples from sun-exposed and unexposed areas from young and old individuals were used to evaluate the localization of ...
Akatsuka, Shinya   +8 more
core   +2 more sources

Dehydroepiandrosterone modulates oxidative DNA damage in pancreatic cancer: A case–control study

open access: yesJGH Open, 2021
Background and Aim Dehydroepiandrosterone (DHEA) has a protective role against several types of cancer, although its mechanisms of action are still unknown, it may be related to the antioxidant effect of DHEA.
Hamid Reza Fazli   +4 more
doaj   +1 more source

Metal nanoparticle-induced micronuclei and oxidative DNA damage in mice [PDF]

open access: yes, 2012
Several mechanisms regarding the adverse health effects of nanomaterials have been proposed. Among them, oxidative stress is considered to be one of the most important. Many in vitro studies have shown that nanoparticles generate reactive oxygen species,
Kasai, Hiroshi   +3 more
core   +2 more sources

8-Hydroxy-2′-deoxyguanosine expression predicts hepatocellular carcinoma outcome

open access: yesOncology Letters, 2011
Hepatocellular carcinoma (HCC) is characterized by increased oxidative stress and the production of 8-hydroxy-2'-deoxyguanosine (8-OHdG), which is one of the main mutagenic modifications of DNA by oxidative stress. We analyzed the association of 8-OHdG with post-operative survival and revealed that low levels of 8-OHdG are associated with significantly
Shengmian, Li   +7 more
openaire   +3 more sources

Early-life adversity accelerates cellular ageing and affects adult inflammation: experimental evidence from the European starling [PDF]

open access: yes, 2017
Early-life adversity is associated with accelerated cellular ageing during development and increased inflammation during adulthood. However, human studies can only establish correlation, not causation, and existing experimental animal approaches alter ...
Andrews, Clare   +8 more
core   +4 more sources

Effect of Pycnogenol® on attention-deficit hyperactivity disorder (ADHD) : study protocol for a randomised controlled trial [PDF]

open access: yes, 2017
Background: Methylphenidate (MPH), the first choice medication for attention-deficit hyperactivity disorder (ADHD), is associated with serious adverse effects like arrhythmia.
Ceulemans, Berten   +7 more
core   +2 more sources

8-Hydroxy-2-Deoxyguanosine Levels and Cardiovascular Disease: A Systematic Review and Meta-Analysis of the Literature [PDF]

open access: yes, 2016
Significance: 8-Hydroxy-2-deoxyguanosine (8-OHdG) is generated after the repair of ROS-mediated DNA damages and, thus, is one of the most widely recognized biomarkers of oxidative damage of DNA because guanosine is the most oxidized among the DNA ...
Cavalca, Viviana   +6 more
core   +1 more source

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