New Ultrasound Technique Is Alternative To Cerebral Angiography
..., or hardening, of thecarotid arteries that supply blood to the brain. As we age, a plaque of fat,calcium deposits and blood clotting material can form on the inner lining of thearteries, impeding the flow of blood to the bra...Scientists Track Effectiveness Of Migraine Drugs With Ultrasound
...anscranial Doppler measures the speed at which the blood flowsthrough their arteries in the brain. Migraine patients usually have a highvelocity of blood flow, even without a headache, because their blood vesselsare constricted and the blood moves at a f...New Test May Improve Treatment Of Kidney Disease
...me answers to the puzzle. By harvesting white blood cells from patients, placing the cells in tissuecu...best for each patient. If a patient's white blood cells are suppressed by the medications, it ishoped that the patientwill respond favorably to treatm...'Bathtub' Equation Aids Diabetes Research
...t the disease by smoothing outfluc-tuations in the blood sugar level. Finegood is optimistic about the progress of diabetes research. "I'msometimes shocked at how much we know about some things and how little weknow about certain simple things," she says. "We may not be close to findinga cure, but we're no...NIH Honors Emory Researcher With Merit Award For Work On Renin-Angiotensin System
... of angiotensin II-the link between thekidneys and blood pressure control (Journal of Biological Chemistry, 1989). When blood pressure drops, the kidney attempts to counterbalance thedrop by releasing the enzyme, renin. Renin ...Cattle: Latest Weapon In The War On Cancer?
...onalresearch to prevent a cancer from developing a blood supply and spreadinground the body. In the proces...ss. They alsoappear to inhibit the development of blood vessels to the cancer, whichallows them to spread round the body," Dr Harper explains. "The shark c...Cardiovascular Costs, Deaths Projected To Rise In 1998
...coronary heart disease mainlybecause it influences blood pressure and blood cholesterol and can lead todiabetes." High blood cholesterol is another major risk factor f...Natural Estrogens May Help Protect Women From Brain Damage During Stroke
...es in anesthetized male and female rats byblocking blood flow for twohours through the middle cerebral artery, a brain blood vessel commonly linkedto cerebrovasculardisease and stroke in humans. Female rats had higher percen...Physicians' Opinions Influenced By Drug Industry
...m-channelblockers, a medication used to treat high blood pressure and coronary arterydisease, provided an opportunity to study financial conflicts of interest inmedicine." The researchers examined the positions of authors in 70 articlespublished from March 1995 to September 1996 about the safety...Stress: It's Not Just All In Your Head; Scientists Map The Wear And Tear Of Daily Life
...tifieseight physical indicators in the body - from blood pressure to cortisollevels to abdominal fat- that ...mmon tests to measure, for example, bloodpressure, blood glucose levels and cortisol and cholesterol levels to determinehow their allostatic load levels affe...Researchers Finding May Boost Effectiveness Of Anti-HIV Drugs
...or whom anti-HIV therapy is very effective --whose blood levels of HIV drop to undetectable levels using ve...icals it recognizes. That may help explain why the blood levels of proteaseinhibitors, despite administration at comparable doses, can vary so widely amongin...Targon And Duke Cancer Center Sign $3.75 Million Agreement To Produce Advanced Anti-Cancer Drugs
...iogenesis" drugs that strangle a cancerous tumor's blood supply andcompounds that disrupt the biochemical "signal transduction" pathways within cancer cells that trigger their uncontrolled growth. Traditional anti-cancer drugs have operated much like explosive bombs: They attack cancer cells but also cause...American Heart Association Comment: Lancet (Jan. 24, 1998) Report
...e found the right balance." Individuals with high blood pressure taking both drugs had the highest risk fo... factors such as smoking history, body mass index, blood pressure,cholesterol, fibrinogen (a protein that helps form clots) and factor VIIcoagulation activit...Transcranial Magnetic Stimulation Enhances Short-Term Brain Plasticity
... simple tourniquet around the elbow to shut offthe blood supply to the forearm, blocking nerve signals to the brain andtemporarily mimicking what occurs after amputation. The loss of normal signalscaused the brain to reorganize. When the researchers applied TMS to the plasticcortex, or the part of the br...Organ Rejection Drug Also Shows Promise For The Treatment Of Kidney Disease
...ith variousdiseases of theglomerulus, a network of blood capillaries in the kidney that filters wasteproducts from theblood. Patients took the MMF pills twice a day for an average of six months. MMF was startedin conjunction with steroids, but several patients were later treated with MMFalone. MMF t...Bi-Monthly Boosts Of Aspirin Benefit Heart
...egeneration of thromboxane, a chemical produced by blood platelets. Thesedisk-shaped blood components accumulate at sites of vascular injury, such asatherosclerotic plaque, and contribute to ...Survey Finds Increasing Popularity Of Acute Stroke Teams In U.S. Hospitals
...eir goalis to jump-start the heart to re-establish blood flow to the brain. Such teamshave been hospital staples for years; however, the emergence of similar teams tohelp patients suffering from an equally deadly problem -- stroke -- is only anemerging phenomenon. It is also a trend that should ha...Heart Attack Survivors Can Lower Stroke Risk By Taking Cholesterol-Lowering Drug, Study Says
...jority of strokes occur when the vessels providing blood andnutrients to the brain are blocked by cholesterol-laden plaque, which breaksfree from the inner lining of the heart's coronary artery. Heart attacks resultwhen coronary arteries are obstructed by atherosclerosis. "The key point is that if ......ALLAS, Feb. 20 -- Diuretics, drugs that help lower blood pressure byhelping the body to eliminate excess fl...hat the drug -- one of the most commonlyprescribed blood pressure medicines -- may help blunt blood clotting bypreventing platelets from clumping. Platelets......orrect diagnoses without relying too muchon costly blood tests and x-rays. "Doctors have to be taught to pick up on details that are often overlooked,"says Dr. Braverman. "It is through these details that they can come up withbetter diagnosis of patients. This makes them better doctors and benefits the...