Can an aspirin a day keep atherosclerosis at bay?
...ood vessels to narrow. If a portion of the plaque breaks off it can induce the formation of a thrombus, a blood clot that could completely obstruct blood flow and cause a heart attack.Likewise, a portion of the thrombus could also travel through the bloodstream to the brain, where it could cause a stroke. ...Researchers warn antipsychotic drug
...izing pancreatitis, a condition where the pancreas breaks down and dies. Most cases (71 percent) occurred within six months of starting the drug and many cases were associated with moderate weight gain. "The average age of adults showing signs of diabetes after taking olanzapine was about 10 years younger t...130-year-old mysteries solved: how nitroglycerin works; why patients develop tolerance
...nvestigator at Duke, found an enzyme that not only breaks down nitroglycerin and releases a nitric oxide-rel... Duketeam found that the biochemical reaction that breaks down nitroglycerin takes place inmitochondria, a compartment within cells commonly known as the cell...Sepsis on the increase in U.S., according to Emory University and CDC study
...and inhibiting fibrinolysis, which is how the body breaks up clots. These changes may contribute to multiple organ failure, which is a major cause of mortality from sepsis. Following years of research on sepsis, scientists last year introduced the first effective specific therapy the drug Xigris, which i...Brookhaven lab scientist wins Glenn T. Seaborg Award for Nuclear Chemistry
...verage of 40 percent less MAO than nonsmokers. MAO breaks down dopamine, a brain chemical that is important in movement, motivation and reward. As head of Brookhavens PET Research Group, Fowler has helped the Laboratorys PET facility gain worldwide renown for its forefront discoveries. She has also been act...Study finds direct link between computer use and vision problems in children
... with few breaks. This prolonged activity with few breaks can cause eye focusing and eye strain problems. Among childrens CVS symptoms are headaches, eye fatigue and soreness and blurry vision. Children are very adaptable. They are likely to ignore eye and visual problems that would be addressed by adult...Miniature filtering device to make angioplasty safer being tested
...filter device to effectively catch any debris that breaks free. Once the blockage is cleared with the balloon angioplasty and stent placement, the CardioShield device is removed and the debris is analyzed to determine the composition of the material. Snell recently treated the first patient in Chicago wi...Outsmarting cancer - new results from novel enzyme inhibitors
...Interrupting the cellular signals by targeting Ras breaks the chain of command between the growth factors and the nucleus of the cell and appears to inhibit the growth of the cancer cells. In addition, several other proteins involved in cell growth and motility may also be farnesylated and so may also be ta...Tricking diseases into synthesizing their own worst enemies
...in enzymes to be identified. Acetylchonlinesterase breaks down acetylcholine, the neurotransmitter that propagates nerve signals. Inhibitors of acetylcholinesterase are used to treat the dementia associated with Alzheimer's disease, increasing the amount of acetylcholine in the brain, in turn enhancing brai...USC researchers define role of protein, discover cause of chromosome damage
...like it or not. And the sorts of double-strand DNA breaks we were looking at are hard to repair. Even if you put the two ends together the best you can, you usually lose a couple of nucleotides along the way. And so every time we get an oxidative free radical hit, which happens several times per day per cel...Medical experts unite to raise awareness of risk, threat of blood clots
... the blood vessel has occurred. If the blood clot breaks free and travels through the veins, it can reach the lungs and lead to pulmonary embolism (PE). It is estimated that 600,000 patients with deep-vein thrombosis develop pulmonary embolism each year, with PE responsible for up to 200,000 deaths. Accor...Scientists find biological key to 'wasting syndrome'
...ing. Catabolic wasting, or cachexia (ka-kek-sia), breaks down body tissue, regardless of how much nutrition the patient absorbs. "Its like a car that burns too much fuel," said Dr. Chojkier. The condition affects about half of all patients with cancer and AIDS and also affects patients with bacterial and......e believed to have the highest benefit, as cooking breaks down cell walls to release more lycopene, while oil is thought to enhance the absorption of the fat-soluble chemical. Besides tomatoes, other foods contain significant amounts of lycopene, including pink grapefruit and watermelon. In general, diets......need to know how prescription drug spending growth breaks down, and how different forms of insurance are affected depending on their approach to prescription coverage." Fendrick co-directs, and Chernew belongs to, CHOICES, the U-M Consortium for Health Outcomes, Innovation & Cost Effectiveness Studies. Also...Illinois researcher receives award for developing a better sunscreen
...d exposure to the sun. Bonda found that avobenzone breaks down more slowly when the chemical DEHN is added. In one experiment using two avobenzone-based sunscreens — one with DEHN and one without — the DEHN sunscreen maintained most of its effectiveness after five hours while the other lost alm...New method lets researchers study heart cell communication
...r a heart attack, when communication between cells breaks down. Research Associate Barbara J. Muller-Borer, Ph.D., and her colleagues in the Division of Cardiology at UNC's Department of Medicine used a technique called fluorescence recovery after photobleaching, or FRAP, to study cell-to-cell communic...UCSF researchers move in on role of brain's naturally occurring marijuana
..., the researchers say, that the cannabinoid system breaks down synchrony, enabling glutamatergic neurons to move out of one synchronous rhythm and into another. "There may be times when the synchrony should be powerful, and at times when it should be weak," says Wilson. Marijuana, meanwhile, could be i...Beyond Viagra: other phosphodiesterase inhibitors are candidates for potential therapies
... trouble producing enough cGMP. Normally, the PDE breaks down the cGMP into molecules that cannot cause erection. By inhibiting the breakdown of cGMP, Viagra leads to more cGMP. In other words, PDEs cause reductions in the needed chemical in the penis, and Viagra blocks the PDE to prevent this from happen...UT Southwestern Nobel laureate leads bold project changing way scientists conduct research
...e 10-year project has these unique features: * It breaks new ground in medical research by teaming up large numbers of scientists via the Internet, where new discoveries will be posted as they are made; * AFCS participants will relinquish intellectual property rights on scientific discoveries. Universitie......ll. But aspirin has a downside. In the stomach, it breaks down into its active ingredient, salicylic acid. As the stomach lining is sensitive to this acid, prolonged use of the drug can result in bleeding and stomach ulcers. The structure of PolyAspirin™ allows it to dodge the stomach's acidic environm...