Health Risk To "Cigarette Babies" Is Neglected, Duke Scientist Charges
...lf a pack -- wefind that all the brain damage that occurs at growth-retarding levels ofnicotine is still present at doses that don't affect growth. The brain is muchmore sensitive than the rest of the body," said Slotkin. Nor should the medical community or the public blindly accept thepopular myth ...ACE-Inhibitors Score High In Reducing Heart Attack Deaths
...ight per 1,000. Heart failure is a condition that occurs because theheart muscle is damaged or overworked. Co-authors are: E. Santoro, M.S.; G. Zuanetti, M.D.; R. Latini, M.D.; A.P.Maggioni, M.D.; and G. Tognoni, M.D., all of the Instituto di RicercheFarmacologiche "Mario Negri," Milan; C. Baigent, M.S.; ...Fast Food Can Speed Up Clogging Of The Arteries
...ized, it can become even more dangerous. Oxidation occurs when cholesterol comes in contact with "free radicals," whichare highly unstable, reactive oxygen molecules that circulate in the blood anddamage tissues. Oxidized LDL cholesterol -- fat particles that have beencombined with reactive oxygen -- plays...Timing Of Breast Cancer Surgery Doesn't Appear To Influence Survival Anymore
...aking cancercells more likely to spread if surgery occurs during this part of the cycle. "Our results dispute this notion," says Harlap. The new study followed 614 premenopausal women who underwent breastcancer surgery between 1978 and 1988 at Memorial Sloan-Kettering Cancer Centerin New York. These...Anti-Migraine Drugs Might Cause More Pain Than Relief For Those With Heart Disease
...elieving the headache," shesays. "But constriction occurs not only in the head vessels, but also thecoronary arteries." Other researchers involved in the study included Marije Reekers, undergraduatestudent, Leiden University Medical Center, Rotterdam; Willem Bax, M.D., Ph.D.,formerly at Erasmus University, ..."Green Chemistry" Cleans Up Environment And Renders Synthetic Drugs
...tion drugs. The chemists use bacteria that occurs naturally in soil to transformharmful chemicals like benzene, found in oil and oil products, into usefulcompounds that can be turned into drugs. "We can transform environmentally unfriendly chemicals into somethingfriendly and useful," said D......ous evidence suggested that a dopamine malfunction occurs in thosewith ADHD. For example, drugs that enhanc...indicate that anabnormality in dopamine production occurs in only one of the dopamine-rich brainregions, the anterior frontal cortex. This region underlies m...The Health Consequences Of Nuclear Arms Trade In The Subcontinent Should Not Be Overlooked
... nuclear conflict between India and Pakistan never occurs is to educate the population of the true horrors of nuclear conflict and the human costs that such a programme could entail. The author concludes that it is imperative that international sanctions do not add to the misery of the millions who will bea...Drug Reduces Heart Attack, Death Rates In Patients With Unstable Angina
...angina or "acute coronary syndrome." Thecondition occurs when blood clots form around ruptured bits of plaque in thearteries, resulting in reduced blood flow to the heart. Patients typicallyexperience chest pain and weakening of the heart muscle and the condition, ifleft untreated, can lead to heart attack...Novel Therapy To Treat Lung Cancer Patients Enrolling Patients At UCSF Cancer Center
...olds cellstogether inside tissues. This activity occurs in diseases in which healthytissue is broken down or unhealthy tissue grows, as in cancer and rheumatoidarthritis, Jablons said. Cancer tumors grow and spread, interfering with the functions of healthy tissue.Some MMPs have been shown to play a signi...Brain Regions Identified That Influence What We Remember Or Forget
...such selective problems in memory forrecent events occurs due to poor initial encoding -- the memory is never formedin the first place -- or later difficulties of storing or using the memories," hesaid. In the Stanford study healthy volunteers were shown a group of photos of indoorand outdoor scenes and the...Sunlight Poses Universal Cataract Risk
... Cataract, a clouding of the eyes' clear lenses, occurs when proteins inthe lens change their structure due to UV-B light exposure and block lightcoming into the eye. Cortical cataracts affect the front of the lens. West is senior author of a report on the study, published in the August26 issue o...Treatment Of Irregular Heartbeat Saves Money And Prevents Stroke In Older People
... cost-effective in this group."Atrial fibrillation occurs when the two small upper chambers of the heart quiverinstead of beating effectively. Blood isn't pumped completely out when theheart beats, allowing blood to pool and clot. If a piece of the blood clotblocks a blood vessel to the brain, a stroke re...DNA-Based Cancer Vaccine Shows Promise To Successfully Treat Melanoma In Mice
... DNA also caused autoimmunity, or a condition that occurs when theimmune system attacks the body's own cells. The condition, called vitiligo inhumans, caused white patches to develop on the mice's otherwise dark coats offur. Vitiligo occasionally develops in melanoma patients and may be indicativeof a go...Patients are sought for a clinical study to determine
...is the Mayo Clinic inScottsdale, Ariz. Parkinson's occurs when the brain cannot produce enough dopamine, causing patients to lose the ability to control their own movements. Levodopa andMirapex are dopamine agonists that work by fooling the brain into thinking thatdopamine exists. When effective, these me...Neurotransmission Machinery Visualized For The First Time
...rotransmitter into thesynapse. Such vesicle fusion occurs millions of times daily in each of the humanbrain's 100 billion neurons. So understanding vesicle fusion promises to shedlight on processes like learning and memory, and may lead to improved treatmentsfor brain disorders. "It's sort of like merging t...Cure Rate Soars For Some AML Patients Receiving High-Dose Drug
...8; The standard treatment for adults with AML occurs in two phases: induction therapy and post-remission therapy. Induction therapy is intended to drive the leukemia into remission (i.e., malignant cells are not visible when a bone marrow sample is examined by microscope). Post-remis...Scientists Discover How Aspirin Reduces Inflammation
... issue of the journal Nature. Inflammation occurs due to a complex series of responses, many of whichhave been known for the last decade. Some of the initial steps take place withinthe nucleus of the cell where "gene regulators" switch on the production ofspecific genes, which in turn act on other g...Discarded Treatment For Heart Attacks May Yet Prove To Be A Life-Saver
...e. And it may inhibit theinsulin resistance that occurs in heart attacks. Insulin resistance preventscells from using insulin effectively. The trial was not intended to determine GIK's effectiveness in heartattack patients, but to decide whether a larger investigation of the combinationwas warran...Fructose Consumption May Accelerate Aging: Skin's Elasticity And Softness May Be Affected
...er 1998 Journal of Nutrition. Fructose, which occurs naturally in honey and sweet fruits, is produced incrystalline and syrup forms for commercial use. Its use in processed foods hasgreatly increased over the last 20 years. "Americans are eating more and more processed foods such as carbonateddrin...