Results 11 to 20 of about 712,690 (299)

Mitochondrial Reactive Oxygen Species (ROS) and ROS-Induced ROS Release

open access: yesPhysiological Reviews, 2014
Byproducts of normal mitochondrial metabolism and homeostasis include the buildup of potentially damaging levels of reactive oxygen species (ROS), Ca2+, etc., which must be normalized. Evidence suggests that brief mitochondrial permeability transition pore (mPTP) openings play an important physiological role maintaining healthy mitochondria homeostasis.
Dmitry B, Zorov   +2 more
openaire   +5 more sources

Anticancer therapeutic effect of ginsenosides through mediating reactive oxygen species

open access: yesFrontiers in Pharmacology, 2023
Dysregulation of reactive oxygen species (ROS) production and ROS-regulated pathways in cancer cells leads to abnormal accumulation of reactive oxygen species, displaying a double-edged role in cancer progression, either supporting transformation ...
Xiaonan Li   +3 more
doaj   +1 more source

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

Non-lethal exposure to H2O2 boosts bacterial survival and evolvability against oxidative stress [PDF]

open access: yes, 2020
Unicellular organisms have the prevalent challenge to survive under oxidative stress of reactive oxygen species (ROS) such as hydrogen peroxide (H2O2). ROS are present as by-products of photosynthesis and aerobic respiration.
Eravci, Murat   +7 more
core   +1 more source

Reactive Oxygen Species (Ros-Induced) Ros Release [PDF]

open access: yesThe Journal of Experimental Medicine, 2000
We sought to understand the relationship between reactive oxygen species (ROS) and the mitochondrial permeability transition (MPT) in cardiac myocytes based on the observation of increased ROS production at sites of spontaneously deenergized mitochondria.
Dmitry B. Zorov   +4 more
openaire   +1 more source

NADPH Oxidases Are Involved in Differentiation and Pathogenicity in Botrytis cinerea

open access: yesMolecular Plant-Microbe Interactions, 2008
Nicotinamide adenine dinucleotide (NADPH) oxidases have been shown to be involved in various differentiation processes in fungi. We investigated the role of two NADPH oxidases in the necrotrophic phytopathogenic fungus, Botrytis cinerea. The genes bcnoxA
Nadja Segmüller   +5 more
doaj   +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

DNA Checkpoint and Repair Factors Are Nuclear Sensors for Intracellular Organelle Stresses-Inflammations and Cancers Can Have High Genomic Risks. [PDF]

open access: yes, 2018
Under inflammatory conditions, inflammatory cells release reactive oxygen species (ROS) and reactive nitrogen species (RNS) which cause DNA damage. If not appropriately repaired, DNA damage leads to gene mutations and genomic instability.
Chen, Hongping   +21 more
core   +2 more sources

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

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