Results 11 to 20 of about 457,331 (261)

Pathophysiology of reactive oxygen species (ROS) [PDF]

open access: yesArchives of Toxicology
Abstract Reactive oxygen species (ROS) are context-dependent mediators that function as second messengers at low, localized flux and as drivers of damage when production overruns buffering capacity. Outcomes are dictated by source identity, subcellular compartment and pulse kinetics—the “where–when–how much” rule.
José Manuel Pérez de la Lastra   +4 more
openaire   +4 more sources

Reactive oxygen species (ROS) in cancer: from mechanism to therapeutic implications [PDF]

open access: yesSignal Transduction and Targeted Therapy
Reactive oxygen species (ROS) act as critical secondary messengers in various intracellular signaling pathways that regulate cellular proliferation, differentiation, and survival under normal physiological conditions.
Sharmin Akter   +7 more
doaj   +2 more sources

Editorial: Reactive oxygen species (ROS) signaling during cytoskeleton dynamics [PDF]

open access: yesFrontiers in Cell and Developmental Biology, 2023
Lia S. Nakao   +3 more
doaj   +2 more sources

EPR spectroscopy investigation of oxygen radical production by methylene blue and indocyanine green in aqueous solutions under laser irradiation in the context of antibacterial photodynamic therapy [PDF]

open access: yesFolia Medica, 2021
Introduction: Antibacterial photodynamic therapy is a promising treatment modality in the anti-infective therapy of numerous oral diseases. It involves photo activation of a reactive substance (dye), thus releasing reactive oxygen species (ROS-radicals ...
Mihail Tanev   +2 more
doaj   +3 more sources

Reactive Oxygen Species (ROS): A Review [PDF]

open access: yesDental Journal of Advance Studies, 2013
AbstractIn the late 1950's free radicals and antioxidants were almost unheard of in the clinical and biological sciences but chemists had known about them for years in the context of radiation, polymer and combustion technology. Daniel Gilbert, Rebeca Gerschman and their colleagues related the toxic effects of elevated oxygen levels on aerobes to those
Ram Rattan Gupta   +2 more
openaire   +1 more source

Role of antioxidant to protect Leydig cells induced by reactive oxygen species: a literature review

open access: yesQanun Medika: Jurnal Kedokteran Fakultas Kedokteran Universitas Muhammadiyah Surabaya, 2021
The Leydig cells play crucial role in steroidogenesis and spermatogenesis. Those processes need complex communication in hormonal and testicular to maintain male reproductive function.
Anak Agung Istri Dalem Cinthya Riris   +2 more
doaj   +1 more source

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

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

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