ReactiveAntioxidantsCombat free radicalsBiochemicalOxidative damageInflammationIrradiationOxidation reactionsH2O2NeutralizeFormationFruits and vegetablesUnstableDamageCompoundsIncreasesElectronsConcentrationExposureEnzymesCellsAntioxidant systemMetabolicStimulationCatalaseGeneratesAnionMechanismUndesirableLiverProcessesDiseasesResults indicateVegetablesEnough oxygenProductionMitochondrialFattyHydrogenElectronHypoxicOccurTissuesPhysiologicalDecreaseAtmosphericMaximalAllergicReactivityAlcohol consumptionIncreaseBehaviorImportantDamagesChemicalRadiation
Reactive26
- Reactive oxygen species (ROS) are free radicals often implicated in disease states. (illinois.edu)
- Comparison of stainless and mild steel welding fumes in generation of reactive oxygen species. (cdc.gov)
- Our investigation focused on the generation of free radicals and reactive oxygen species from stainless and mild steel welding fumes generated by a gas metal arc robotic welder. (cdc.gov)
- When cells become exposed to oxygen, it can induce a chemical reaction that create molecules called "free radicals," molecules which are highly chemically reactive. (bigthink.com)
- Since free radicals are unstable because of the uneven number of electrons they carry, antioxidants act as "stable donors" , donating electrons to the free radicals floating around making them "even'' and less reactive. (canadapharmacyonline.com)
- During exercise, production of reactive oxygen species and other free radicals can increase. (dsm.com)
- Free radicals, in the form of reactive oxygen and nitrogen species, are an integral part of normal physiology. (scirp.org)
- An over-production of these reactive species can occur in the human body, due to oxidative stress brought about by the imbalance of the body antioxidant defense system and free radical accumulation. (scirp.org)
- Through various biochemical reactions, free radicals and reactive oxygen species can cause cellular - and eventually - organ-level damage," says Holland. (technologynetworks.com)
- As a result of the their roles in energy production, mitochondria also generate reactive oxygen species (ROS) that may have a toxic effects in cells. (frontiersin.org)
- These include changes affecting mitochondrial DNA, membrane permeability, and increased formation of reactive oxygen species (ROS). (frontiersin.org)
- Low-acid mayonnaise produced with raw egg is a product rich in oil, almost a home-made product, but it is susceptible to lipid oxidation and microbial contamination by Salmonella Enteritidis, which results in deterioration of the product and forms undesirable components such as free radicals and reactive aldehydes. (alanrevista.org)
- However, when it comes to antioxidant supplementation and athletic performance, study findings are inconclusive, with some researchers arguing that supplementation can be problematic.2,3 During exercise, reactive oxygen species (ROS) are produced in skeletal muscle. (todaysdietitian.com)
- Metal-induced generation of reactive oxygen species and related cellular injury. (wvu.edu)
- Metals have been indicated in causing generation of reactive oxygen species (ROS) and cellular injury. (wvu.edu)
- The in vitro effects of metronidazole on the production of reactive oxygen species by polymorphonuclear (PMN) cells were studied by means of nitroblue tetrazolium and luminol-dependent chemiluminescence. (who.int)
- At therapeutic doses of metronidazole (4.98-24.86 μg/mL) significant inhibition of the production of reactive oxygen species was noted in both methods. (who.int)
- The data suggest a scavenging mechanism of metronidazole on reactive oxygen species generated by PMN. (who.int)
- Metronidazole, being electron-affinic, can accept an electron from neutral free radical centres to generate a reactive cation that binds to an anion such as hydroxyl (OH-), causing a permanent lesion. (who.int)
- Reactive Oxygen Species (ROS) and free radicals belong to the oxidant group. (amrita-water.com)
- Dietary polyphenols have gained public interest in recent times due to their roles in the prevention of various diseases that implicate free radicals/reactive oxygen species. (frontiersin.org)
- Increased oxidative stress due to high production of reactive oxygen species (ROS) is proposed to be involved in pathogenesis of SS 5 . (bvsalud.org)
- A number of endogenous systems, such as the aerobic metabolism and electron transport chains, generate highly reactive molecules with important biological functions known as reactive oxygen species (ROS), including superoxide and hydrogen peroxide (H2O2). (bvsalud.org)
- Nonenzymatic antioxidant system also maintains the balance of reactive oxygen species (ROS), including vitamin C, carotenoids and fish oil. (bvsalud.org)
- With intact cells, the to radiation killing compared with well formation of oxygen reactive intermediates oxygenated healthy cells [ 2,3,7-9 ]. (who.int)
- Sigma Chemical Company, Germany, un- radical centres to generate a reactive cation less otherwise mentioned. (who.int)
Antioxidants22
- Antioxidants can inhibit the oxidation of other molecules, which is important because oxidation reactions can produce free radicals. (spiralyne.co.uk)
- The consumption of fruits and vegetables containing antioxidants has been found to offer protection against these diseases. (scirp.org)
- When we ingest foods that contain antioxidants like flavonols or vitamin E, those antioxidants act as reducing agents and essentially 'destroy' those free radicals and prevent further cellular damage. (technologynetworks.com)
- What are antioxidants and free radicals? (foranequine.com)
- Antioxidants are able to stabilise free radical particles, neutralising them, and reducing their capacity to affect other cells. (foranequine.com)
- The balance between free radical production and the availability of antioxidants will determine the extent of oxidative stress. (foranequine.com)
- While the horse's body is capable of producing natural antioxidants to help combat free radicals, the demand can sometimes become too high. (foranequine.com)
- Consumption of fruits and vegetables containing high amounts of antioxidative nutraceuticals have been associated with the balance of the free radicals/antioxidants status, which helps to minimize the oxidative stress in the body and to reduce the risk of diseases (Kaur and Kapoor, 2001). (scialert.net)
- The broad concept behind antioxidant supplementation is relatively simple: Intense physical activity creates free radicals that damage cells and prolong recovery, and antioxidants reduce free radicals.1 So theoretically, consuming antioxidants like vitamin E and vitamin C should speed recovery. (todaysdietitian.com)
- One method of restoring antioxidants is to consume natural compounds with antioxidant capacity, because this will only play the key role in preventing liver disease and also help decreasing the concentration of free radicals inside the body. (risingkashmir.com)
- Green tea is fully of antioxidants and will help you to reduce various free radicals inside the body and also help in decreasing triglyceride ratio in blood. (risingkashmir.com)
- AMRITA products contain antioxidants that help reduce and prevent cellular and DNA damage caused by free radicals. (amrita-water.com)
- A reaction in our body called The Redox Reaction happens when antioxidants lose their electrons to oxidants. (amrita-water.com)
- This reaction measures how many electrons are transferred from antioxidants to oxidants. (amrita-water.com)
- In general, antioxidants are critical in minimizing the systemic physiological stress of free-radical oxygen species on the body preventing a condition known as Oxidative Stress. (salimetrics.com)
- Also, we tend to take in fewer of the natural antioxidants, which reduce free-radical damage, such as Vitamins C and E, selenium and zinc. (natural-pain-relief-guide.com)
- This is because of a lower consumption of fresh fruits and vegetables, because produce is often picked before ripe to reduce damage in shipping and because, due to soil mineral depletion, produce often contains lower levels of vitamins, minerals and antioxidants. (natural-pain-relief-guide.com)
- Antioxidants for men are the crucial components that fight against cell-damaging molecules called free radicals. (multivitaminformenreview.com)
- Antioxidants stop the chain of reaction preventing free radicals from damaging more cells. (multivitaminformenreview.com)
- If your body fails to remove free radicals due to the lack of antioxidants then your body can have a condition called 'oxidative stress. (multivitaminformenreview.com)
- When the level of free radicals increases in the liver, antioxidants remove them immediately to assist the liver in performing its function well. (multivitaminformenreview.com)
- But if we provide our body the antioxidants we can easily get rid of these free radicals. (multivitaminformenreview.com)
Combat free radicals1
- A powerful antioxidant that works to combat free radicals that can damage the skin through oxidative stress, Vitamin A allows proper moisture preservation and effectively maintains healthy bones and teeth by replacing old worn out tissue with newer tissue. (bewellbuzz.com)
Biochemical2
- 2 In order to become calcitriol, however, vitamin D must first undergo a complex series of biochemical reactions that begin in your epidermis, the outermost layer of your skin and the key to its youthful appearance. (lifeextension.com)
- Oxidation is a common component of biochemical reactions, but an imbalance creates ROS, which lead to oxidative stress. (todaysdietitian.com)
Oxidative damage4
- Conclusion: Increase in oxidative damage observed in the cellular exposures correlated well with .OH generation in size and type of welding fumes, indicating the influence of metal type and transition state on radical production as well as associated damage. (cdc.gov)
- Erythrocytes are susceptible to oxidative damage as a result of the high polyunsaturated fatty acid content of their membranes and the high cellular concentrations of oxygen and haemoglobin [1]. (scirp.org)
- Consumption of foods with antioxidant properties, like berries, nuts , healthy fats, and turmeric have been noted to help maintain levels of oxidative damage. (iherb.com)
- In order to prevent oxidative damage, the antioxidant system presents a group of cellular enzymes (SOD, catalase and glutathione system) responsible for the control of free radicals. (bvsalud.org)
Inflammation3
- 2015). This alcohol-induced intestinal inflammation may be at the root of multiple organ dysfunctions and chronic disorders associated with alcohol consumption, including chronic liver disease, neurological disease, GI cancers, and inflammatory bowel syndrome. (nih.gov)
- Eating grapefruit or drinking the juice helps treat the common cold and fever because it contains vitamin C. It prevents free radical damage that triggers inflammation and therefore is associated with reduced inflammatory conditions such as asthma, osteoarthritis and rheumatoid arthritis. (bewellbuzz.com)
- Inflammation is a complex set of reactions that occur in any tissue in response to irritating stimuli inside or outside that tissue. (iherb.com)
Irradiation1
Oxidation reactions2
- At the molecular level, polyphenols stabilize the oxidation reactions in cellular components. (iherb.com)
- Oxidation reactions can lead to damages of organelles within the cell, one of them being the mitochondria, the cell's powerhouse, where a lot of the cell's energy is produced using the oxygen we breathe. (iherb.com)
H2O26
- Results: Our results show that hydroxyl radicals [.OH] were generated from reactions with H2O2 and after exposure to cells. (cdc.gov)
- The welding fume suspension also showed the ability to cause lipid peroxidation, effect O-2 consumption, induce H2O2 generation in cells, and cause DNA damage. (cdc.gov)
- b) The ·OH radical is generated by reaction of H2O2 with Cr(V), which is produced by enzymatic one-electron reduction of Cr(VI). (wvu.edu)
- H2O2 is produced by reduction of molecular oxygen via O2·âˆ' as an intermediate. (wvu.edu)
- The mechanism of ·OH generation involves reduction of molecular oxygen to H2O2, which generates ·OH radicals through a Fenton-like reaction. (wvu.edu)
- While SOD catalyzes the dismutation of superoxide anion (O2') to H2O2, catalase and glutathione (peroxidase, reductase) system reduce cellular toxicity degrading peroxides into oxygen and water 9 . (bvsalud.org)
Neutralize2
- Consuming alkaline water is one way to neutralize these acids and immobilize free radicals in your body. (amrita-water.com)
- Multiple review studies have shown that curcumin may help limit the markers of oxidative stress in the blood by influencing the activity of enzymes that neutralize free radicals. (iherb.com)
Formation4
- The excessive presence of residual solid particles in frying oils accelerates the formation of free fatty acids. (food-safety.com)
- Overtime fat in hepatocytes is vulnerable, because fatty acid becomes unstable and reacts with the free radicles (Oxygen reacting molecules) and forming a chain of free fatty acyl radicle formation. (risingkashmir.com)
- It promotes the formation of free radicals. (multivitaminformenreview.com)
- A separate coupling enzyme has not been found, and, since this is an oxidative process, it is believed to be mediated by the same thyroperoxidase by stimulation of free radical formation from iodotyrosine. (medscape.com)
Fruits and vegetables1
- The consumption of whole fruits and vegetables appears to be superior to an ascorbic acid supplement for antioxidant effectiveness. (wvu.edu)
Unstable3
- A 'free radical' is a lot of things, sometimes positive (it's necessary for life, for one), but - in the specific context of this study - it is an unstable compound that can potentially have a cascading effect on someone's health, be it in the form of cancer, Parkinson's, or other items of concern. (bigthink.com)
- The unstable reactions from the free radicals lead to more damage to cells. (canadapharmacyonline.com)
- Oxidation occurs in the body and involves unstable particles called free radicals. (foranequine.com)
Damage12
- And free radicals can cause oxidative stress and damage to DNA, RNA and cell structures. (spiralyne.co.uk)
- This uneven number makes free radicals more easily react and hence, interfere with chemical reactions that are going on in our bodies--leading to damage to our cells. (canadapharmacyonline.com)
- Free radicals are inevitable and we all have them to a certain degree, but it's important to have as little as possible to avoid damage to our cells. (canadapharmacyonline.com)
- These are the free radicals that damage cells after intense physical exertion. (todaysdietitian.com)
- Excess iron is a crucial element in the transformation of stress into tissue damage by free radicals. (raypeatforum.com)
- The results indicate that the free radicals generated by wood smoke through the reaction of Fe with H2O 2 are able to cause DNA and cellular damage and may act as a fibrogenic agent. (wvu.edu)
- In the clinic, Malondialdehyde (MDA) levels and superoxide dismutase (SOD) levels have often been treated as matching indicators, of which the SOD level was associated with free radical scavenging ability, whereas MDA reflected the degree of damage caused by free radicals to the cells [ 4 ]. (biomedres.info)
- Active oxygen (free radicals) and organic acids damage body tissues, which results in the aging process. (amrita-water.com)
- Alkaline water and the extra oxygen, as well as the electrons, help to wipe out free radicals that may cause cell damage. (amrita-water.com)
- We are exposed to much more free-radical damage than earlier generations because of increases in stress, pollution, UV radiation and from many other sources. (natural-pain-relief-guide.com)
- How can we slow the free-radical damage that contributes to so many degenerative diseases and causes us to age more quickly? (natural-pain-relief-guide.com)
- However, when the health is already compromised, supplements may help the body to correct free-radical damage. (natural-pain-relief-guide.com)
Compounds5
- The assay measures the oxidative degradation of the fluorescent molecule (either beta-phycoerythrin or fluorescein) after being mixed with free radical generators such as azo-initiator compounds. (wikipedia.org)
- Plants are rich in phenolic compounds and flavonoids which have been reported to exert multiple biological effects, such as antioxidant activities, free radical scavenging abilities, anti-inflammatory and anti-carcinogenic [14]. (scirp.org)
- The compounds can be extracted from cocoa, tea, apples and other plant-based food and beverages, and growing research suggests that the consumption of flavonols can have positive effects on human health. (technologynetworks.com)
- Since these polar compounds are not digestible, consumption can impact consumer health, posing a greater risk of heart disease in the long term and gastrointestinal disorders in the short term. (food-safety.com)
- Liver metabolize various compounds and produces wide range of free radicals which cause hepatic-oxidative stress. (risingkashmir.com)
Increases5
- When you exercise, your oxygen consumption increases more than 10 times1. (spiralyne.co.uk)
- Training a dog undertaking endurance activity on a diet with proportionally more calories from fat increases mitochondrial mass and number, enhances VO2 max, the maximum amount of oxygen that an individual can utilize during intense or maximal exercise and enhance stamina by improving aerobic metabolism (Reynolds 1996). (dsm.com)
- Production of the type of free radical that this enzyme works on increases during exercise. (foranequine.com)
- The muscle content of this enzyme increases in response to exercise, meaning that the horse is better able to neutralise free radicals as training progresses. (foranequine.com)
- The number of mitochondria increases as the oxygen requirements of the heart rises. (medscape.com)
Electrons1
- Free radicals are oxygen-containing molecules that circulate in our bodies with an uneven number of electrons. (canadapharmacyonline.com)
Concentration3
- At a certain point, this overwhelms process B, stopping the production of more free iodine, which is still being consumed by process A. Thus, eventually the concentration of free iodine (and thus iodide) falls low enough for process B to start up again and the cycle repeats as long as the original reactants hold out. (curiouscatblog.net)
- However, in this work, 24 and 14 air fine particulate matter (PM2.5) samples were continuously collected before and during COVID-19 city lockdown in Linfen (a typical heavy industrial city in China), and intriguingly, the unreduced concentration was found for environmentally persistent free radicals (EPFRs) in PM2.5 after normal life suspension. (bvsalud.org)
- In general, there is little evidence to suggest that increasing hemoglobin concentration, arteriolar oxygen content, or global oxygen delivery results in improved oxygen utilization. (medscape.com)
Exposure3
- Since type of fume generated, particle size, and elapsed time after generation of the welding exposure are significant factors in radical generation and particle deposition these factors should be considered when developing protective strategies. (cdc.gov)
- In vitro exposure of erythrocytes to oxygen radical generating systems (such as H 2 O 2 , ascorbate/Fe 3+ , cumene hydroperoxide, tert-butyl hydroperoxide, etc.) was shown to induce lipid peroxidation, protein degradation, loss of deformability, an increase in osmotic fragility, membrane lipid bilayer perturbation, inhibition of enzymes and hemolysis [5-12]. (scirp.org)
- 2000). The high polyunsaturated fatty acid content of the erythrocyte membrane and the continuous exposure to high concentrations of oxygen and iron in heamoglobin are factors that make erythrocytes very sensitive to oxidative injury (Bernabucci et al . (scialert.net)
Enzymes1
- The so-called "oxidative stress" is characterized by a net increased production and/or reduced elimination of reduced oxygen species that are produced through mitochondrial respiration, by a number of oxygen-reducing enzymes, and by immune cells that become involved in chronic inflammatory processes. (aspendigital.cloud)
Cells7
- These free radicals roam around trying to stabilise themselves, causing a cascade reaction in body cells, including muscle cells. (foranequine.com)
- One important job is to facilitate the action of an enzyme (superoxide dismutase) present within the muscle cells , that acts to neutralise a specific type of free radical. (foranequine.com)
- How do cells of the media layer receive nutrients and oxygen and get rid of wastes and carbon dioxide? (freezingblue.com)
- Molecules in our body's cells become damaged by active oxygen (free radicals). (amrita-water.com)
- Alkaline water will provide oxygen to our body, making it fitter, supporting cells for optimal nutrient assimilation. (amrita-water.com)
- PMN results in the production of super- cer cells are known to be relatively resistant oxide radicals [ 7,8 ]. (who.int)
- Metronidazole selectively radiosensitizes of metronidazole (in a range of therapeutic hypoxic cells without influencing the ra- concentrations) on PMN-generated free diation response of normal well-oxygenated radicals during phagocytosis activity in cells [ 5,7-9 ]. (who.int)
Antioxidant system1
- However, when free radicals overwhelm the capacity of antioxidant system in the erythrocyte, oxidative damages may occur endangering the integrity of the erythrocytes [3,4]. (scirp.org)
Metabolic3
- This is why a study like this is quietly encouraging: while coffee has "long been associated with indigestion, heartburn, and other gastrointestinal symptoms," as the study notes, a review of numerous studies found "coffee consumption to be associated with decreased risk of liver, metabolic, and neurologic diseases," amongst other decreases in cardiovascular disease and stroke. (bigthink.com)
- Vitamins are involved with all metabolic reactions in the body. (dsm.com)
- Apart from a viral infection, liver functions get hampered by diabetes, alcohol abuse, drug abuse and change in the metabolic behaviours like regular consumption of processed foods, high-fat red meat, soft drinks, sedentary lifestyle and over-eating ultimately lead to hepatic steatosis or Non-alcoholic fatty liver diseases (NAFLD) which generally doesn't show symptoms in earlier stages. (risingkashmir.com)
Stimulation1
- 2 of free radicals from the stimulation of available to the cell [ 1,2,7,8 ]. (who.int)
Catalase2
- The ·OH radicals generated by these reactions are capable of causing DNA strand breaks, which can be inhibited by catalase, formate and experiments performed under argon. (wvu.edu)
- It is part of the structure of an enzyme, catalase, which protects us against free radicals. (worldtruth.tv)
Generates3
- Initially, iodide is low and process B generates free iodine, which gradually accumulates. (curiouscatblog.net)
- Meanwhile process A slowly generates the intermediate iodide ion out of the free iodine at an increasing rate proportional to its (i.e. (curiouscatblog.net)
- The results obtained show that reduction of insoluble PbCrO4 by glutathione reductase/NADPH generates ·OH radicals. (wvu.edu)
Anion1
- A flow system was designed to generate superoxide radical anion (O2 -) at near-neutral pH by rapid mixing of potassium superoxide dissolved in dimethyl sulfoxide by two- stage mixing with aqueous buffers. (illinois.edu)
Mechanism1
- The detailed mechanism of this reaction is quite complex. (curiouscatblog.net)
Undesirable1
- In addition, the free fatty acids are a negative factor, since they alter the smoke point of the heated oil, and contribute to undesirable smells and flavors. (food-safety.com)
Liver4
- Coffee consumption means a decreased risk of liver disease, amongst others. (bigthink.com)
- 60 elderly patients with liver cancer that underwent radical resection from January 2014 to January 2016 were enrolled in this study. (biomedres.info)
- During radical resection for liver cancer, both two methods of anesthesia will affect patient's postoperative cognitive function to a certain extent, but sufentanil combined with propofol target controlled infusion has relatively smaller effect and better inhibits stress response in patients after anesthesia, thus serving as an ideal method of anesthesia and analgesia. (biomedres.info)
- At present, it is mainly treated in clinical practices by surgery, chemotherapy and radiotherapy, in which radical resection is the most effective treatment for early and medium-term liver cancer, which can remove primary tumors, metastatic lymph node as well as invasive tissues and provide the best prognosis for patients. (biomedres.info)
Processes3
- In probing related enzyme processes, reactant consumption must be minimized. (illinois.edu)
- The color changes seen during the reaction correspond to the actions of the two processes: the slowly increasing amber color is due to the production of free iodine by process B. When process B stops, the resulting increase in iodide ion enables the sudden blue starch color. (curiouscatblog.net)
- Your body keeps producing free radicals as it processes foods and converts them into different components. (multivitaminformenreview.com)
Diseases2
- Free radicals are thought to be responsible for diseases such as arthritis, atherosclerosis, Alzheimer's and diabetes. (amrita-water.com)
- Dr. Richard Passwater , a researcher who has discovered many antioxidant facts, says that free radicals can contribute to approximately 80 different age-related diseases. (natural-pain-relief-guide.com)
Results indicate1
- These results indicate that the administration of T. chebula acts as a free radical scavenger with potential antioxidant effects in erythrocytes of aged rats. (scialert.net)
Vegetables1
- In 2015, Morris published the MIND diet study , which calls for the consumption of leafy greens, vegetables, seafood and whole grains - staples of the Mediterranean diet - to protect brain health and cognition. (technologynetworks.com)
Enough oxygen2
- Under aerobic conditions, there is enough oxygen to react with all the free radicals and addition of metronidazole, or any other sensitizers, yields no further benefit. (who.int)
- Recent projections indicate that without intervention, the Sound could lose all of its seagrass beds by 2030, and that two-thirds of the Sound could lack enough oxygen for fish to survive. (tn2hosting.com)
Production3
- This increase in cellular metabolism also results in more rapid free radical production - especially in the muscles. (foranequine.com)
- Certain environmental conditions and factors boost the production of free radicals. (multivitaminformenreview.com)
- The followings are the conditions or factors that may contribute to the high production of free radicals. (multivitaminformenreview.com)
Mitochondrial1
- This terminating reaction damages lipid membrane, mitochondrial dysfunction and cell death. (risingkashmir.com)
Fatty4
- These reactions change and modify the chemical composition of the used frying oils, releasing free fatty acids and free radicals that in turn combine to make monoglycerides, diglycerides and polymeric trigylicerides. (food-safety.com)
- One part attaches itself to the free radicals, while the other remains attached to the fatty acid radical. (food-safety.com)
- The development of free fatty acids in oil occurs at the same time as the other alterations that take place during the frying process. (food-safety.com)
- The study suggests that it may be possible to better identify people who may benefit most from the antidepressant effect of increased omega-3 fatty acid consumption. (aspendigital.cloud)
Hydrogen4
- The first known homogeneous oscillating chemical reaction, reported by W. C. Bray in 1921, was between hydrogen peroxide (H 2 O 2 ) and iodate (IO 3 âˆ' ) in acidic solution. (curiouscatblog.net)
- They discovered the Briggs-Rauscher oscillating reaction by replacing bromate (BrO 3 âˆ' ) in the BZ reaction by iodate and adding hydrogen peroxide. (curiouscatblog.net)
- B ("radical process"): A fast autocatalytic process involving manganese and free radical intermediates, which converts hydrogen peroxide and iodate to free iodine and oxygen. (curiouscatblog.net)
- The antioxidant activity of phenols and flavonoids is mainly due to their redox properties, which allow them to act as reducing agents, electron/hydrogen donators, and singlet oxygen quenchers. (scirp.org)
Electron1
- however, ORAC-EPR, electron paramagnetic resonance-based ORAC method directly measures the decrease of AAPH-radical level by the scavenging action of the antioxidant substance. (wikipedia.org)
Hypoxic1
- Excessive nutrients lead to algal blooms and low-oxygen (hypoxic) waters that can kill fish and seagrass and reduce essential fish habitats. (tn2hosting.com)
Occur1
- However, Free radical reactions occur in the human body and food systems. (scirp.org)
Tissues1
- Iron (3.98 / 100mg) it is essential for transporting oxygen through the blood towards the tissues. (worldtruth.tv)
Physiological1
- Because no physiological proof in vivo existed in support of the free-radical theory or that ORAC provided information relevant to biological antioxidant potential, it was withdrawn in 2012. (wikipedia.org)
Decrease1
- There are also a few ways you can decrease the free radical load in your body. (canadapharmacyonline.com)
Atmospheric2
- The primary non-stopped coal combustion source and secondary Cu-related atmospheric reaction may have impacts on this phenomenon. (bvsalud.org)
- The moisture contained in foods, atmospheric oxygen, and high temperatures (320° - 400° F) produce reactions such as hydrolysis, oxidation and polymerization. (food-safety.com)
Maximal2
- Fat utilization to provide energy always dominates in dog muscle, except the first few seconds of a sprint, though clearly at close to maximal oxygen consumption glucose plays its part. (dsm.com)
- One clinical trial found that athletes in the 100-mg anthocyanin supplement group had a statistically significant increase in maximal oxygen consumption.6 Food sources of anthocyanins include berries (particularly raspberries, blueberries, and blackberries), purple cabbage, plums, and cherries (especially tart cherries). (todaysdietitian.com)
Allergic1
- Some people have allergic reactions to grapes and grape products. (medlineplus.gov)
Reactivity1
- however, the stainless steel fumes consistently showed a significantly higher reactivity and radical generation capacity. (cdc.gov)
Alcohol consumption1
- Alcohol consumption is high in most Western countries. (merckmanuals.com)
Increase2
- As the myocytes mature, the oxygen and contractile requirements create an increase in the number of mitochondria and the amount of sarcoplasmic reticulum. (medscape.com)
- When exercising, a horse's muscles work harder and their rate of cellular metabolism and oxygen consumption rises - this is why you see an increase in respiratory rate with exercise. (foranequine.com)
Behavior1
- In 1958 B. P. Belousov in the Soviet Union discovered the Belousov-Zhabotinsky reaction (BZ reaction), is suitable as a demonstration, but it too met with skepticism (largely because such oscillatory behavior was unheard of up to that time) until A. M. Zhabotinsky, also in the USSR, learned of it and in 1964 published his research. (curiouscatblog.net)
Important3
- Until a few years ago, these ideas were accepted by only a few researchers, but now practically every doctor in the country accepts that free radicals are important in the aging process. (raypeatforum.com)
- 11.5 / 100 mg) important catalyst for many intracellular enzymatic reactions, particularly those related to carbohydrate metabolism. (worldtruth.tv)
- Although free radicals play an important role in our bodies. (multivitaminformenreview.com)
Damages1
- Azo-initiators are considered to produce the peroxyl radical by heating, which damages the fluorescent molecule, resulting in the loss of fluorescence. (wikipedia.org)
Chemical1
Radiation2
- We investigated the influence of 12-week high-flavanol chocolate (HFC) consumption on skin sensitivity to UV radiation, measured by minimal erythema dose (MED). (biomedcentral.com)
- Our study failed to demonstrate a statistically-significant protective effect of HFC vs. LFC consumption on skin sensitivity to UV radiation as measured by MED. (biomedcentral.com)