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Search results 1 to 100 out of 370 for reactive oxygen species

Category restricted to GOTerm (x)

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Categories

Category: GOTerm
Type Details Score
GO Term
Description: The chemical reactions and pathways resulting in the formation of reactive oxygen species, any molecules or ions formed by the incomplete one-electron reduction of oxygen.
GO Term
Description: Cell death resulting from activation of endogenous cellular processes and occurring as a result of a reactive oxygen species stimulus. Reactive oxygen species include singlet oxygen, superoxide, and oxygen free radicals.
GO Term
Description: Any process that activates or increases the frequency, rate or extent of reactive oxygen species biosynthetic process.
GO Term
Description: Any process that stops, prevents or reduces the frequency, rate or extent of reactive oxygen species biosynthetic process.
GO Term
Description: Any process that modulates the frequency, rate or extent of reactive oxygen species biosynthetic process.
GO Term
Description: Any process that modulates the frequency, rate or extent of reactive oxygen species metabolic process.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a reactive oxygen species stimulus. Reactive oxygen species include singlet oxygen, superoxide, and oxygen free radicals.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a reactive oxygen species stimulus. Reactive oxygen species include singlet oxygen, superoxide, and oxygen free radicals.
GO Term
Description: The chemical reactions and pathways involving a reactive oxygen species, any molecules or ions formed by the incomplete one-electron reduction of oxygen. They contribute to the microbicidal activity of phagocytes, regulation of signal transduction and gene expression, and the oxidative damage to biopolymers.
GO Term
Description: Any process that activates or increases the frequency, rate or extent of reactive oxygen species metabolic process.
GO Term
Description: Any process that stops, prevents or reduces the frequency, rate or extent of reactive oxygen species metabolic process.
GO Term
Description: Any process in which a symbiont modulates the frequency, rate or extent of the production of reactive oxygen species as part of the defense response of the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction.
GO Term
Description: A process mediated by a molecule secreted by a symbiont that results in the suppression of reactive oxygen species produced by the host as part of its innate immune response. The host is defined as the larger of the organisms involved in a symbiotic interaction.
GO Term
Description: Any process that modulates the frequency, rate or extent of response to reactive oxygen species.
GO Term
Description: Any process that stops, prevents or reduces the frequency, rate or extent of response to reactive oxygen species.
GO Term
Description: Any process that activates or increases the frequency, rate or extent of response to reactive oxygen species.
GO Term
Description: The chemical reactions and pathways involving a reactive nitrogen species.
GO Term
Description: The activation by a symbiont of the production of reactive oxygen species as part of the defense response of the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction.
GO Term
Description: The phase of elevated metabolic activity, during which oxygen consumption increases, that occurs at fertilization. An enhanced uptake of oxygen leads to the production of hydrogen peroxide (H2O2), superoxide anions and hydroxyl radicals. Capacitation, a necessary prerequisite event to successful fertilization, can be induced by reactive oxygen species in vitro; hydrogen peroxide is used as an extracellular oxidant to cross-link the protective surface envelopes.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a reactive nitrogen species stimulus.
GO Term
Description: A phase of elevated metabolic activity, during which oxygen consumption increases following a stimulus as part of an inflammatory response; this leads to the production, by an NADH dependent system, of hydrogen peroxide (H2O2), superoxide anions and hydroxyl radicals, resulting in an increase in their intracellular or extracellular levels.
GO Term
Description: A cellular senescence process associated with the dismantling of a cell as a response to oxidative stress, e.g. high levels of reactive oxygen species, such as superoxide anions, hydrogen peroxide, and hydroxyl radicals.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an oxygen radical stimulus. An oxygen radical is any oxygen species that carries a free electron; examples include hydroxyl radicals and the superoxide anion.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an oxygen radical stimulus. An oxygen radical is any oxygen species that carries a free electron; examples include hydroxyl radicals and the superoxide anion.
GO Term
Description: Catalysis of the reaction: reactive black 5 + hydrogen peroxide = oxidized reactive black 5 + 2 H2O.
GO Term
Description: A neuroinflammatory response, occurring over several days, during which glial cells undergo nonspecific reactive changes in response to damage to the central nervous system (CNS); typically involves the proliferation or hypertrophy of different types of glial cells.
GO Term
Description: Any process that modulates the frequency, rate or extent of translation as a result of oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: A homeostatic process involved in the maintenance of a steady state level of oxygen within a cell.
GO Term
Description: Any process that activates or increases the frequency, rate or extent of translation as a result of oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a singlet oxygen stimulus. Singlet oxygen is a dioxygen (O2) molecule in which two 2p electrons have similar spin. Singlet oxygen is more highly reactive than the form in which these electrons are of opposite spin, and it is produced in mutant chloroplasts lacking carotenoids and by leukocytes during metabolic burst.
GO Term
Description: Any process that stops, prevents, or reduces the frequency, rate or extent of translation as a result of oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: The chemical reactions and pathways involving diatomic oxygen (O2).
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a singlet oxygen stimulus. Singlet oxygen is a dioxygen (O2) molecule in which two 2p electrons have similar spin. Singlet oxygen is more highly reactive than the form in which these electrons are of opposite spin, and it is produced in mutant chloroplasts lacking carotenoids and by leukocytes during metabolic burst.
GO Term
Description: Modulation of the frequency, rate or extent of transcription from an RNA polymerase II promoter as a result of a stimulus indicating the organism is under oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: The directed movement of oxygen (O2) into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
GO Term
Description: Binding to oxygen (O2).
GO Term
Description: The series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a cell. The pathway is induced in response to oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, and ends when the execution phase of apoptosis is triggered.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: Any process that increases the frequency, rate or extent of transcription from an RNA polymerase II promoter as a result of a stimulus indicating the organism is under oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: The series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a neuron. The pathway is induced in response to oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, and ends when the execution phase of apoptosis is triggered.
GO Term
Description: Any process that decreases the frequency, rate or extent of transcription from an RNA polymerase II promoter as a result of a stimulus indicating the organism is under oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of oxidative stress, a state often resulting from exposure to high levels of reactive oxygen species, e.g. superoxide anions, hydrogen peroxide (H2O2), and hydroxyl radicals.
GO Term
Description: Any process that modulates the frequency, rate or extent of oxygen metabolic process.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting the presence, absence, or concentration of oxygen.
GO Term
Description: Any process that stops, prevents or reduces the frequency, rate or extent of oxygen metabolic process.
GO Term
Description: Any process that activates or increases the frequency, rate or extent of oxygen metabolic process.
GO Term
Description: Catalysis of the incorporation of one atom from molecular oxygen into arachidonic acid and the reduction of the other atom of oxygen to water.
GO Term
Description: Catalysis of the incorporation of one atom from molecular oxygen into a compound and the reduction of the other atom of oxygen to water.
GO Term
Description: Catalysis of the reaction: 2 H2O = O2 + 4 H+ + 4 e-. The evolution of oxygen from oxidizing water is carried out by the oxygen evolving complex in photosystem II of plants. P680+, the photochemically oxidized reaction-center chlorophyll of PSII, is a strong biological oxidant. The reduction potential of P680+ is more positive than that of water, and thus it can oxidize water to give O2 and H+ ions. The oxygen escapes as a gas while the H+ ions remain in solution inside the thylakoid vesicle.
GO Term
Description: Binding to and responding, e.g. by conformational change, to changes in the cellular level of oxygen (O2).
GO Term
Description: The series of events in which an oxygen stimulus is received by a cell and converted into a molecular signal.
GO Term
Description: Binding to oxygen and delivering it to an acceptor molecule or a specific location.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting an increase in the level of oxygen.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an oxygen-containing compound stimulus.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting a decline in the level of oxygen.
GO Term
Description: The series of events in which a stimulus indicating lowered oxygen tension is received by a cell and converted into a molecular signal. Hypoxia, defined as a decline in O2 levels below normoxic levels of 20.8 - 20.95%, results in metabolic adaptation at both the cellular and organismal level.
GO Term
Description: The oxidation of arsenite to arsenate, using oxygen (O2) as the electron acceptor. Arsenite oxidase provides electrons to an electron carrier which transfers them to oxygen utilizing respiratory systems.
GO Term
Description: The directed movement of a motile cell or organism in response to environmental oxygen.
GO Term
Description: A complex, composed of a cluster of manganese, calcium and chloride ions bound to extrinsic proteins, that catalyzes the splitting of water to O2 and 4 H+. In cyanobacteria there are five extrinsic proteins in OEC (PsbO, PsbP-like, PsbQ-like, PsbU and PsbV), while in plants there are only three (PsbO, PsbP and PsbQ).
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting a decline in the level of oxygen.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting an increase in the level of oxygen.
GO Term
Description: Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an oxygen-containing compound stimulus.
GO Term
Description: Catalysis of a monooxygenase reaction in which oxygen is incorporated into limonene.
GO Term
Description: The recognition and rejection of pollen of one species by cells in the stigma of another species.
GO Term
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus reflecting the presence, absence, or concentration of oxygen.
GO Term
Description: The modification of a protein by glucuronidation on an amino acid oxygen atom.
GO Term
Description: The chemical reactions and pathways resulting the addition of oxygen to elemental sulfur.
GO Term
Description: Binding to hemoglobin, an oxygen carrying, conjugated protein containing four heme groups and globin.
GO Term
Description: Catalysis of the reaction: R-CH + a halogen + oxygen donor = R-C-halogen +H2O.
GO Term
Description: The process in which information about the levels of oxygen are received and are converted to a molecular signal by chemoreceptors in the carotid bodies and the aortic bodies.
GO Term
Description: The chemical reactions and pathways involving guanine, guanine riboside, a nucleoside with a wide species distribution.
GO Term
Description: Catalysis of the reaction: NADPH + ent-kaur-16-en-19-al + oxygen = H2O + NADP+ + ent-kaurenoate.
GO Term
Description: Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
GO Term
Description: Catalysis of the transfer of an octanoyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a succinyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of an acyl group to an oxygen atom on the serine molecule.
GO Term
Description: Catalysis of the transfer of a sinapoyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a butyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a hexyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a decyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a hydroxycinnamoyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a malonyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the reaction: N1-acetylspermine + oxygen + H2O = N-(3-acetamidopropyl)-4-aminobutanal + propane-1,3-diamine + hydrogen peroxide.
GO Term
Description: Catalysis of the reaction: norspermine + oxygen + H2O = norspermidine + 3-aminopropanal + hydrogen peroxide.
GO Term
Description: Catalysis of the reaction: N1-acetylspermine + oxygen + H2O = N1-acetylspermidine + 3-aminopropanal + hydrogen peroxide.
GO Term
Description: Catalyzes the reaction: L-Tryptophan + Oxygen + NADPH + H+ = N-Hydroxy-L-tryptophan + NADP+ + H2O.
GO Term
Description: Catalyzes the reaction: N-Hydroxy-L-tryptophan + Oxygen + NADPH + H+ = N,N-Dihydroxy-L-tryptophan + NADP+ + H2O.
GO Term
Description: Catalysis of the transfer of an acyl group to an oxygen atom on the acylglycerol molecule.
GO Term
Description: Catalysis of the transfer of an acyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of a methyl group to the oxygen atom of an acceptor molecule.
GO Term
Description: Catalysis of the transfer of an acetyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: Catalysis of the transfer of an acyl group to an oxygen atom on the carnitine molecule.
GO Term
Description: Catalysis of the transfer of a palmitoyl group to an oxygen atom on the acceptor molecule.
GO Term
Description: The chemical reactions and pathways involving the epipolythiodioxopiperazine gliotoxin, a poisonous substance produced by some species of fungi.
GO Term
Description: Any ciliary basal body that is part of a left anterior flagellum found in Giardia species (trophozoite stage).
GO Term
Description: Any ciliary basal body that is part of a right anterior flagellum found in Giardia species (trophozoite stage).
GO Term
Description: Any ciliary basal body that is part of a left posteriolateral flagellum found in Giardia species (trophozoite stage).
GO Term
Description: Any ciliary basal body that is part of a right posteriolateral flagellum found in Giardia species (trophozoite stage).
GO Term
Description: Any ciliary basal body that is part of a left ventral flagellum found in Giardia species (trophozoite stage).
GO Term
Description: Any ciliary basal body that is part of a right ventral flagellum found in Giardia species (trophozoite stage).