Results 21 to 30 of about 476,964 (216)

Intracellular and Mitochondrial Reactive Oxygen Species Measurement in Primary Cultured Neurons

open access: yesBio-Protocol, 2018
Reactive oxygen species (ROS) are chemically reactive oxygen containing molecules. ROS consist of radical oxygen species including superoxide anion (O2•−) and hydroxyl radical (•OH) and non-radical oxygen species such as hydrogen peroxide (H2O2), singlet
Seung Baek   +10 more
doaj   +1 more source

Dietary Antioxidant An Indispensible Nutrient

open access: yesJournal of Bahria University Medical and Dental College, 2019
Free radicals prevail as atoms, molecules or unpaired electrons being extremely reactive as well as unstable1. They can lead to chemical reactions alongside different molecules.
Shizma Junejo   +2 more
doaj   +1 more source

Deconvoluting the Complexity of Reactive Oxygen Species (ROS) in Neurodegenerative Diseases

open access: yesFrontiers in Neuroanatomy, 2022
Neurodegenerative diseases (NDs) are becoming a serious public health concern as the world’s population continues to age, demanding the discovery of more effective therapies.
Yuxin Zhou   +3 more
doaj   +1 more source

What Did We Accomplish in Fighting Radical Species in Human Health?

open access: yesAntioxidants, 2021
Maintaining the physiological level of reactive oxygen species (ROS) and reactive nitrogen species (RNS) in the body is highly important in the fight against radical species in the context of human health [...]
Rachid Skouta
doaj   +1 more source

Reactive Oxygen Species (ROS), Intimal Thickening, and Subclinical Atherosclerotic Disease

open access: yesFrontiers in Cardiovascular Medicine, 2019
Arteriosclerosis causes significant morbidity and mortality worldwide. Central to this process is the development of subclinical non-atherosclerotic intimal lesions before the appearance of pathologic intimal thickening and advanced atherosclerotic ...
Denise Burtenshaw   +4 more
doaj   +1 more source

Reactive Oxygen Species (ROS) and Nucleic Acid Modifications during Seed Dormancy

open access: yesPlants, 2020
The seed is the propagule of higher plants and allows its dissemination and the survival of the species. Seed dormancy prevents premature germination under favourable conditions.
Kai Katsuya-Gaviria   +3 more
doaj   +1 more source

Hexavalent-Chromium-Induced Oxidative Stress and the Protective Role of Antioxidants against Cellular Toxicity

open access: yesAntioxidants, 2022
Hexavalent chromium is a highly soluble environmental contaminant. It is a widespread anthropogenic chromium species that is 100 times more toxic than trivalent chromium.
Veer Singh   +11 more
doaj   +1 more source

Reactive oxygen species (ROS): Beneficial companions of plants’ developmental processes

open access: yesFrontiers in Plant Science, 2016
Reactive oxygen species (ROS) are continuously generated inevitably in the redox reactions of plants, including respiration and photosynthesis. In earlier studies, ROS were considered as toxic by-products of aerobic pathways of the metabolism.
Rachana Singh   +7 more
doaj   +1 more source

Ca2+-Induced Mitochondrial ROS Regulate the Early Embryonic Cell Cycle

open access: yesCell Reports, 2018
Summary: While it is appreciated that reactive oxygen species (ROS) can act as second messengers in both homeostastic and stress response signaling pathways, potential roles for ROS during early vertebrate development have remained largely unexplored ...
Yue Han   +5 more
doaj   +1 more source

ROS and the DNA damage response in cancer

open access: yesRedox Biology, 2019
Reactive oxygen species (ROS) are a group of short-lived, highly reactive, oxygen-containing molecules that can induce DNA damage and affect the DNA damage response (DDR).
Upadhyayula Sai Srinivas   +3 more
doaj   +1 more source

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