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Oxidation in Medical News

Study Finds Astaxanthin Is Potent Inhibitor of Oxidation in Cell Membrane Model

A just-published research study by Dr. R Preston Mason and colleagues at Elucida Research has determined that astaxanthin, a relatively //unknown carotenoid found in nature, shows significant promise as a viable scaffold for a new therapy to treat cardiovascular disease based on its exceptional ant...

Antioxidant-Rich Pecans Protect Against Unhealthy Oxidation in the Body

A new research study from Loma Linda University (LLU) shows that adding just a handful of pecans to your diet each day may inhibit unwanted oxidation of blood lipids// , thus helping reduce the risk of heart disease. Researchers suggest that this positive effect was in part due to the pecan’s signi...

Max Muscle Sports Nutrition Answers Call For Safe Science-Based Weight Loss

... glass of fruit punch, De-Lite not only sounds like it is good for you, it tastes that way. And, because of the effective thermogenic, metabolic, fat oxidation and performance enhancing ingredients that share its makeup, the caffeine and Green Tea Extracts included as well are literally 'an assault on stored ...

LSUHSC researchers first to document early signs for diabetes in kids as young as 7

...firm this finding," notes Dr. Melinda Sothern, LSU Health Sciences Center New Orleans Professor of Public Health and study leader. Collectively, fat oxidation (how well the body is able to utilize fat as a fuel), blood pressure, and lipids (HDL and LDL) were identified as the best physiologic predictors of i...

Penn study demonstrates new way to boost immune memory

...microarray findings, CD8 T cells lacking TRAF6 display defective fatty acid oxidation in response to growth factor withdrawal. Giving the mutant mice the metformin restored fatty acid oxidation and the generation of memory cells that lack TRAF6. Remarkably, this treat...

New Longevinex Advantage(R) Designed for Americans Who Want to Live Longer and Look Younger

...20 to 30 healthy years. Biologists now say the 120-year lifespan may soon become the norm. Longevinex(R) has also been shown to reduce markers of oxidation and inflammation in a study of endurance athletes. So far, it is the only resveratrol-based supplement to undergo testing. www.longevinexadvanta...
Oxidation in Medical Technology

Heart Disease Treatment Breakthrough

...ilable molecule. The early studies have shown that Ateronon can inhibit the oxidation of low density lipoprotein (LDL) cholesterol, which can put people at risk ...l , in the expectation that they will demonstrate that the reduction of LDL oxidation is translated into improved heart and circulatory health - and improved sur...

Data Confirm Synvista Therapeutics Haptoglobin Diagnostic Test Kit Success in Rapidly Determining Cardiovascular Risk in Patients with Diabetes

... (36%) and Hp1-2 (48%) For a variety of reasons, well described in the literature, Hp2-2 is more effective than Hp1-1 at preventing hemoglobin-induced oxidation in the bloodstream and blood vessel wall. As a result, scientists have determined that the rate of heart disease is five times higher in Hp2-2 Diabe...

Clinical Trial Shows Cardiovascular Benefits of Rooibos, Popular Antioxidant Herbal Tea from South Africa

...n by the approximate 21% decrease in conjugated dienes in the blood. Conjugated dienes are products formed in large numbers during the early stages of oxidation (destruction) of important cellular components such as fats (lipids). These lipid peroxidation products may be implicated in the development of vascul...

Blueberry-Supplemented Diet Shows Promise in Lowering Cholesterol in Animal Trials

...lyphenols -- particularly the flavonoids. (Prior, R.L. et al J Agric Food Chem. 1998, 46: 2686-93). "Flavonoids may act as antioxidants to inhibit LDL oxidation and thereby protect against vascular insult by oxidation," says Kalt. "Flavonoids may also reduce vascular inflammation related to atherosclerosis." ...

Synvista Collaboration Demonstrates in Preclinical Studies the Mechanism for Defective Cholesterol Transport in Patients with Diabetes

...ficient reverse cholesterol transport in DM, which can be reversed by antioxidants such as vitamin E. He proposes that strategies targeted to decrease oxidation of HDL in Hp2-2 patients may improve HDL function. Synvista has completed enrolling two cohorts of a three cohort Phase 2 clinical trial, evaluating a...

ACC Presentation Indicates Interleukin-1 Gene Variants Determine Increased Risk for Coronary Artery Disease from Oxidized Phospholipids

...progression of cardiovascular disease. These new data suggest a novel and clinically relevant biological link between pro-inflammatory IL-1 genotypes, oxidation of phospholipids and predisposition to CAD in younger individuals," said Sotirios Tsimikas, M.D., Associate Professor of Clinical Medicine and Directo...
Oxidation in Medical Products

Deltatrac II Metabolic Monitor

Description:... assess energy requirements and response to nutrition of patients requiring prolonged critical care. It measures caloric needs and estimates substrate oxidation of patients by continuously monitoring O2 consumption and CO2 production. The Deltatrac II also helps you to solve clinical problems related to wea...
Company:Datex-Ohmeda, Inc.

Hemaprompt FG Gastric and Fecal Occult Blood Test

Description:... The use of guaiac as a test for the presence of blood is based on the oxidation of phenolic compounds present in guaiac to quinones, resulting in the production of a blue color. If blood is present, the heme portion of the hemoglo...
Company:Aerscher Diagnostics

Hemaprompt Fecal Occult Blood Test

Description:... The use of guaiac as a test for the presence of blood is based on the oxidation of phenolic compounds present in guaiac to quinones, resulting in the produ...yzing the release of oxygen from hydrogen peroxide which in turn causes the oxidation of guaiac. HemaPrompt is a version of the laboratory guaiac slide test for ...
Company:Aerscher Diagnostics

Agility Total Ankle System

Features:...nt facilitates insertion and reduction Six sizes provide a superior fit for a variety of patients Gas plasma sterilization addresses poly insert oxidation and degradation issues Revision capabilities ...
Company:DePuy Orthopaedics, Inc.

Ispan SF6 Intraocular Gases

Features:... and, is administered by injection into the vitreous cavity. It is packaged in aluminum lecture bottles, which ensure no change in gas contents due to oxidation or particulate contamination. Regulator is required for dispensing and compatible with all three cylinders. It is a spill or leakproof....
Company:Alcon Laboratories

Ispan C3F8 Intraocular Gases

Features:... and is administered by injection into the vitreous cavity. I t is packaged in aluminum lecture bottles, which ensure no change in gas contents due to oxidation or particulate contamination. Regulator is required for dispensing and compatible with all three cylinders. It is a spill or leakproof....
Company:Alcon Laboratories
Oxidation in Medical Dictionary

Zinc

...w transition metal in group 12 of the periodic table. Zinc is chemically similar to magnesium because its ion is of similar size and its only common oxidation state is +2. Zinc ... Zinc is an essential mineral that is naturally present in some foods, added to ... Zinc also supports normal growth and...

Respiration

...ge carbon dioxide in order to satisfy their energy requirements. In the living organism, energy is liberated, along with carbon dioxide, through the oxidation of molecules containing carbon. The term respiration also denotes the exchange of the respiratory gases (oxygen and carbon dioxide)... Organis...

Ovum

... other assisted reproduction services offers a number of ... Ovum / Egg Donors. Qualifications. Donation ... Relevance of testicular sperm DNA oxidation for the outcome of ovum donation cycles. ... Paternal age and assisted reproductive technology outcome in ovum recipients. ... Ovum Donor + ...

Mercury Poisoning

...y or its compounds. Mercury is a heavy metal which occurs in several forms, all of which can produce toxic effects in high enough doses. Its zero oxidation state Hg0... Mercury poisoning , mercury poison , mercury , amalgams, mercury fillings, autistic, autism, symptoms,tuna,fish, chelation, ...

Metabolism

...Metabolism . Energy Summary. Glycolysis & Citric Cycle. Elmhurst College. Serum Enzymes ... The first step in the metabolism of alcohol is the oxidation ... What is Metabolism ? Metabolism literally means ... Your body's metabolism is running all of the time – while you are exercising, ... ...

Melena

...melena or melaena refers to the black, "tarry" feces that are associated with gastrointestinal hemorrhage. The black color is caused by oxidation of the iron in hemoglobin during its passage through the ileum and colon. melena n. A condition marked by black, tarry stool or vomit comp...
Oxidation in Biological News

Landfill cover soil methane oxidation underestimated

MADISON, WI, APRIL 27, 2009 Landfilled waste decomposes in the absence of oxygen and results in the production of methane. Landfills are classified as the second-largest human-made source of CH4 in the U.S. Additionally, landfill gas contains numerous non-methane hydrocarbons that are either vola...

Bacterial response to oxidation studied as toxin barometer

Blacksburg, Va., March 26, 2007 ?Common bacteria with an overt reaction to toxins that cause oxidative stress show promise as a biosensor to predict public health threats. At the 233rd American Chemical Society national meeting in Chicago March 25-29, researchers from Virginia Tech and the Edward...

August 2009 Geology and GSA Today media highlights

...truct sulfate levels in the ancient ocean and, therefore, oxygen levels in the ancient atmosphere (since seawater sulfate is formed primarily from the oxidation of sulfides on land). Ries et al present a very intriguing record of sulfur isotopes from carbonate-associated sulfate and pyrite within a well-preser...

DOE-funded research projects win 46 R&D 100 Awards for 2009

...on, or corrosion limit that is 100 to 400 degrees Fahrenheit higher than that of conventional stainless steels. These new alloys deliver this superior oxidation resistance with high-temperature strengths approaching that of far more expensive nickel-based alloys without sacrificing the typical lower cost, form...

Genetically engineered mice yield clues to 'knocking out' cancer

... Deleting two genes in mice responsible for repairing DNA strands damaged by oxidation leads to several types of tumors, providing additional evidence that such stress contributes to the development of cancer. That's the conclusion of a ...

American Chemical Society's Weekly Presspac -- June 17, 2009

...o the belief that acetic acid fights fat by turning on genes for fatty acid oxidation enzymes. The genes churn out proteins involved in breaking down fats, thus ...TE RELEASE "Acetic Acid Upregulates the Expression of Genes for Fatty Acid oxidation Enzymes in Liver to Suppress body Fat Accumulation" DOWNLOAD FULL TEXT A...
Oxidation in Biological Technology

Identification of Low-Level Oxidation Products in Calmodulin Using NanoSpray Ion Trap Mass Spectrometry

Andreas Hhmer, Helen Tran, and William S. Hancock Protein Oxidation The data presented here can be acquired using any Thermo Finnigan LCQTMion trap mass spectrometer with MS n capab...

New method may accelerate drug discovery for difficult diseases like Parkinson's

...p in this line of research will be to determine precisely how the effective cyclic peptides affect Parkinson's disease cells by changing reduction or oxidation within the cell, binding to metal molecules, or perhaps another mechanism. In addition, more potent structures may be possible, so the cyclic peptides...

Avantium to Deliver Flowrence System to Pacific Northwest National Laboratory (PNNL), USA

...lly applied for over 9 years in collaboration programs for gas, liquid and trickle flow applications (e.g. hydrotreating, VGO hydrocracking, selective oxidation and selective hydrogenation). The Flowrence(TM) is Avantium's proprietary commercially available parallel fixed bed reactor system. The system consist...

Celsis Outlines the Top Five Advantages of Cryo-plateable Hepatocytes

...t www.celsis.com/ivt and download the following poster presentations from Celsis' experts: The Effects of Cryopreservation on P450 oxidation and Phase II Conjugation Activity A High Throughput Screening Assay for Hepatotoxicity Using Cryopreserved Hepatocytes Comparison of F...

Successful Field-Trial Remediation of 1,2-DCA and VC Contaminated Groundwater in Northern Italy

...ly resulted in its patented EHC ® In Situ Chemical Reduction (ISCR) biotechnology being selected over RegenOx® (Regenesis) In Situ Chemical oxidation (ISCO) for its ability to meet vendor claims and client expectations for an effective, cost-efficient remedial strategy . The environmental engineer...

Gold-palladium nanoparticles achieve greener, smarter production of hydrogen peroxide

... and perfumes. In 2008, they reported that bilayer clusters of gold nanoparticles measuring about 0.5 nm in diameter were responsible for enabling the oxidation of CO to CO 2 . Their research has benefited from the aberration-corrected scanning transmission electron microscopes (STEMs) at Lehigh as well as ...
Oxidation in Biological Products

DeStreak Reagent from GE Healthcare, formerly Amersham Biosciences

Description:... DeStreak Reagent, 1 ml. Improves reproducibility and quality of 2-D gels by preventing streaking.Eliminates extra spots caused by nonspecific oxidation of proteins.Stabilizes proteins throughout entire 2-D runs, ensuring simplified, well-resolved protein patterns.Ideal for both analytical and prepara...
Company:GE Healthcare, formerly Amersham Biosciences

5-OxoETE-d7, Deuterium Conjugated/Tagged from Cayman Chemical

Description:...ternal standard for the quantification of 5-OxoETE by stable isotope dilution mass spectrometry. 5-OxoETE is a polyunsaturated keto acid formed by the oxidation of 5-HETE in human neutrophils. It stimulates cytosolic calcium levels in neutrophils with an EC50 of 2 nM. 5-OxoETE selectively stimulates the migrat...
Company:Cayman Chemical

5-OxoETE-d7, Deuterium Conjugated/Tagged from Cayman Chemical

Description:...ternal standard for the quantification of 5-OxoETE by stable isotope dilution mass spectrometry. 5-OxoETE is a polyunsaturated keto acid formed by the oxidation of 5-HETE in human neutrophils. It stimulates cytosolic calcium levels in neutrophils with an EC50 of 2 nM. 5-OxoETE selectively stimulates the migrat...
Company:Cayman Chemical

5-OxoETE-d7, Deuterium Conjugated/Tagged from Cayman Chemical

Description:...ternal standard for the quantification of 5-OxoETE by stable isotope dilution mass spectrometry. 5-OxoETE is a polyunsaturated keto acid formed by the oxidation of 5-HETE in human neutrophils. It stimulates cytosolic calcium levels in neutrophils with an EC50 of 2 nM. 5-OxoETE selectively stimulates the migrat...
Company:Cayman Chemical

Mouse Anti-Human Xanthine Oxidase / Aldehyde Oxidase Ab-2 Mouse Monoclonal Antibody, Biotin Conjugated, Clone 145.4 from Lab Vision

Description:...xanthine and xanthine to uric acid, a critical plasma antioxidant. During ischemia, XDH is reversibly converted to the oxygen radical producing XO by oxidation of essential sulfhydryl groups or irreversibly through limited proteolytic cleavage of the amino-terminus. AO has a higher affinity for aldehydes tha...
Company:Lab Vision
Oxidation in Biological Definition

Alcohol

...8.2.3 Dehydration 8.2.4 Esterification 8.2.5 oxidation 9 See also 10 External links ..., with methanol: Alcohols can also undergo oxidation to give aldehydes , ketones or carboxylic aci...h p- toluenesulfonyl chloride in pyridine. oxidation Primary alcohols generally give aldehydes or...

Autotroph

...hemical compounds as a source of energy . Plants and other organisms using photosynthesis are photolithoautotrophs ; bacteria that utilize the oxidation of inorganic compounds such as hydrogen sulfide or ferrous iron for energy conservation are chemolithoautotrophs . Autotrophs are a vital part ...

Cellular respiration

...erted into energy usable for life processes. oxidation of organic material—in a bonfire, for examp...nergy rather quickly. The overall equation for the oxidation of glucose is: C 6 H 12 O 6 + 6O 2 &rarr...O + energy In cellular respiration, this oxidation process is broken down into two basic metabolic p...

Chemautotrophic

... Chemautotroph An chemautotroph is an organism that obtains its carbon from carbon dioxide using the oxidation of inorganic chemical compounds. See also : Autotrophic , heterotrophic ...

Citric acid cycle

.... Isocitrate 3. Isocitrate dehydrogenase oxidation NAD + NADH + H + IV. Oxalosucc...ds are broken down through a process known as beta oxidation which results in acetyl-CoA which can be used in the citric acid cycle. Sometimes beta oxidation can yield propionyl CoA which can result in furthe...

Disulfide bond

...ond. The particular side chain involved is the sulfhydryl group (- S H ). oxidation of the thiol group yields a disulfide (S-S) bond. The presence of S-S then... switch that turns a protein on or off when bacterial cells are exposed to oxidation reactions. Hydrogen peroxide ( H 2 O 2 ) in particular can severely d...
Oxidation in Biological Dictionary

Oxidation

Redox describes all chemical reactions in which atoms have their oxidation number changed. This can be either a simple redox process such as the oxidation of carbon to yield carbon dioxide or the reduction of carbon by... In chemistry, the oxidation state is an indicator of the degree of...

Transversion

...ER: B and D ... 1) Transversion . b) 2-Aminopurine 2. 2) Transition. c) ... Possible cause of G-C-->C-G transversion mutation by guanine oxidation product, imidazolone. ... A. This pairing may cause G-C-->T-A transversion mutations. ... ...

Supergene

...es include the predominance of meteoric water circulation with concomitant oxidation and chemical weathering. The descending meteoric waters oxidize the primar...can be split into three categories, only two ... Supergene - post-mining oxidation & weathering deposits ... Preliminary data are reported for two su...

RNase

... a recombinant mammalian RNase inhibitor that is purified by a combination of ... human placental RNase inhibitor have been implicated in the oxidation ... ( RNase A) vertebrate-specific enzyme family is inter ... gene structure of Mus musculus RNase 6 and examine ... analysis reveals that...

Reducing agent

...ents in their chemical reactions. ... Defines oxidation and reduction in terms of oxygen, hydrogen or e...r reducers. ... Oxidizing and reducing agents . oxidation in industry. Examples of ... reducing agent ...ent metal compounds are ... is used in the second oxidation state as an one-electron reducing agent . ... ...

Reduction

... all chemical reactions in which atoms have their oxidation number changed. This can be either a simple redox process such as the oxidation of carbon to yield carbon dioxide or the reducti...online English dictionary and ... Today the terms oxidation and reduction are used of any reaction, not jus...
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