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Tag: "reactive" at medical news

Parkinsons Disease Mechanism Identified

...ective enzyme that eliminates potentially damaging reactive oxygen species normally generated in the cells pow... and acts to render harmless the chemically active reactive oxygen species that are produced inside mitochondria in the process of generating energy for the cel...

Fat Horses Face Health Problems

...alance between the production of free radicals and reactive oxygen species and the bodys anti-oxidant defense ...xidants, said Thatcher. Those free radicals and reactive oxidant species can affect macromolecules in the body such as lipids, DNA and proteins, ultimately c...

Invisible Gases Form Most Organic Haze in Urban, Rural Areas: Study

...do at Boulder study has claimed that invisible and reactive gases hovering over the Earth's surface , form the bulk of organic haze in both urban and rural areas. Till now, the scientists and health professionals had believed that sources that spew soot and other tiny particles directly into the air were th...

Flavonoids In Orange Juice Make It A Healthy Drink, Despite The Sugar

... destructive oxygen free radicals -- also known as reactive oxygen species, or ROS. An overabundance of free radicals candamage all components of the cell, including proteins, fats and DNA,contributing to the development of many chronic diseases, includingheart disease and stroke as well as diabetes. "Many ...

Sensible Diet, Exercise and Weight Control Increases Longevity

...t enzyme that protects cells from damage by highly reactive chemicals called free radicals. Our findings put a mechanism behind what your mother told when you were growing upeat a good diet and exercise, and it will keep you healthy, said White. Diet, exercise and lower weight keep your peripheral tissu...

Parkinsons Disease Protein Pathway Identified

... Oxidative stress is the damage caused to cells by reactive oxygen produced during oxygen metabolism. Although cells have mechanisms in place to protect against oxidative damage, this system can break down in the face of environmental challenges or genetic mutations. The Emory researchers found that the m...

Protein Pathway Involved in Parkinson Disease Development Identified

... Oxidative stress is the damage caused to cells by reactive oxygen produced during oxygen metabolism. Although cells have mechanisms in place to protect against oxidative damage, this system can break down in the face of environmental challenges or genetic mutations. Other scientists recently have linked ...

New Device Developed to Eliminate Superbugs Within Minutes

...ity of fresh air by pumping a continuing stream of reactive hydrogen radicals into the atmosphere , killing microbes within minutes. Scientists say the Air Disinfector can be used to purge hospital wards of superbugs. "The same results could be obtained simply by opening all the windows of hospital wards,...

Biology, Not Only Parents, Turns Sweet Kids into Delinquents

...State University have found that in kids, a highly reactive autonomic nervous system, which regulates our cardiovascular, digestive and respiratory functions, paired with a stressful family environment leads to increased instances of maladaptive personality change. As a part of their study the researchers u...

Scientists Discover Rare gene-for-gene Interaction That Helps Bacteria Kill Their Host

...ects use an enzyme called phenoloxidase to produce reactive molecules that kill bacteria and then encapsulate them in a dense coat of black pigment called melanin. The researchers found that Photorhabdus produces a special phenoloxidase inhibitor to protect itself against this particular defence. They ide...

Cause of Gender Differences in Blood Pressure, Kidney Damage Under Study

...e hypertrophy, it can stimulate the production of reactive oxygen species, so it does all sorts of bad things...cortex, she also finds males have too many highly reactive and potentially damaging free radicals. Free radicals or reactive oxygen species have important jo...

Portable Splint When Injured Far Away from Medical Help

...the limb via a special gel created by a chemically reactive metal strip and saturated sodium acetate solution. Paul Chamberlain, professor of design at Sheffield Hallam University said: "Plastic has surprising uses that are not currently being explored." John Brewer, director of the Lucozade Sport Scien...

Tomatoes are Not So Effective in Preventing Prostate Cancer

...Antioxidants protect against free radicals, highly reactive atoms and molecules that can damage DNA and other important molecules in the cell. Since free radical damage increases with age, there has been a long-held suspicion in the scientific community that free radical damage could increase the risk of pros...

Scientists Activate New Cancer Drug Using Light and Oxygen

...ctivates this new drug, it then works to produce a reactive form of oxygen, which destroys only the cells that...bout controlling the drugs ability to produce this reactive form of oxygen, explains Dr. Zheng. For the first time, using mouse models and on separate cells, we...

Researchers Find Ways to Recycle Old Tyres into New

...aterial. 'The plasma treatment appears to create reactive oxygen species - small, highly reactive molecules - on the surface of the rubber by opening up carbon bonds. This reactive surface adheres w...

Scientists Create Fire-proof, Eco-friendly Plastic

...these often are halogenated molecules that contain reactive chemicals such as chlorine, bromine or phosphorous. These additives have been particularly effective at reducing the flammability of plastics, but have come under increased scrutiny for being potentially damaging to human health and the environment. ...

Scientists Discover Rare ‘gene-for-gene’ Interaction That Helps Bacteria Kill Their Hot

...ects use an enzyme called phenoloxidase to produce reactive molecules that kill bacteria and then encapsulate them in a dense coat of black pigment called melanin. The researchers found that Photorhabdus produces a special phenoloxidase inhibitor to protect itself against this particular defence. They ide...

Primary Urinary Tract Infection in Infants

... infants who come in with a diagnosis of UTI. A c- reactive protein level may have been more helpful than a white blood cell count in these infants. The results of the DMSA scan may lead one to correct vesicotueral reflux if it is present. In the absence of vesicotueral reflux, what would one do with a DMSA s...

A Single High Fat Meal Could Boost Blood Pressures

...and found that the group eating high-fat were more reactive to stress, recording greater reactivity in several cardiovascular measures, a report by Canadian Television said Monday. Both groups fasted the night before and one group consumed a fast-food breakfast from McDonald's, the other ate dry cereal wit...

Glucose Causes Death of Brain Cells in Rodents Following Hypoglycemic Coma

...ve stress occurs when cells are poisoned by highly reactive forms of oxygen. Previously, it had been assumed that oxidative stress in neurons was initiated primarily by mitochondria, which process oxygen for energy within cells. The paper appears in the April 2007 issue of the Journal of Clinical Investigat...

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