Scientists at the University of Michigan and the University of Illinois at Urbana-Champaign have developed a new class of large, organic molecules which could one day be used for focusing and converting sunlight into electricity. They're called dendrimer supermolecules and can harvest and convert sunlight with great efficiency.
A University of Georgia study released today at the American Heart Association's 70th Scientific Sessions in Orlando, Fla., may help explain why African Americans have a higher incidence of cardio- vascular disease than Caucasians.
The same genetic "secret formula" that gave unusually large muscles to the "mighty mice" engineered by Johns Hopkins is also at work naturally in specially bred cattle that have extra muscle, according to a new report from the researchers.
Adenoviruses, viruses that cause common upper respiratory infections, may also cause life-threatening heart muscle inflammation in adults, according to a study led by Johns Hopkins researchers.
A new agent blocks a key substance that helps cause cartilage destruction in osteoarthritis, according to research presented at the American College of Rheumatology National Scientific Meeting Nov. 9-12 in Washington, D.C.
SS97 Tuesday Afternoon Tips 1. Mediterranean diet 2. Cutting Balloon 3. Genetically engineered growth hormone 4. High-fat diet not so bad--if it's the right kind of fat 5. anti-arrhythmic drug, amiodarone
SS97 Tuesday Tips (Morning) 1. Vigorous exertion can trigger cardiac arrest 2. Estrogen replacement therapy 3. Fine-tuning diet/lifestyle programs can be more effective 4. How effective are nicotine skin patches? 5. Angioplasty is three times safer
ORLANDO, Nov. 11 -- People should start paying attention to their blood levels of cholesterol early in life, according to a study that finds cholesterol levels during middle age are more strongly tied to heart disease risk than cholesterol levels during older-age.
ORLANDO, Nov. 11 -- Further deepening a decade-old medical controversy, Finnish researchers have linked the amount of iron in the body in men to heart attacks. The new study, which uses more precise techniques than earlier research, was reported today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 11 -- Eating fish -- lots of fish -- is better than a vegetarian diet in reducing the level of one heart-imperiling fat in the blood, an international research group reported today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 11 -- Many eligible heart attack patients are not receiving appropriate artery opening treatments -- including the powerful clot-busters -- according to a study reported today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 11 -- Researchers may have found another cause and a possible new approach to treatment for individuals with severely failing hearts, according to a study presented today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 11 -- If you don't have time for a 30-minute workout each day, it may be just as good to divide the exercise time into several shorter-duration episodes a week of at least 10 minutes or longer, report scientists today at the American Heart Association's 70th Scientific Sessions.
Evidence is mounting that the sun's magnetic field looks more like a wild cyclone than a tidy lawn sprinkler---the image scientists had accepted for almost 40 years. The cyclone-like shape comes from a mathematical model first proposed last year by University of Michigan space scientist Len Fisk.
Simple exercise of the quadriceps muscle can reduce knee pain and disability associated with osteoarthritis, according to research presented at the American College of Rheumatology National Scientific Meeting Nov. 9-12 in Washington, D.C.
A group program of moderate conditioning exercise for people with rheumatic diseases can have significant therapeutic long-term effects, according to research presented at the Association of Rheumatology Health Professionals National Scientific Meeting Nov. 9-12 in Washington, D.C.
A new polymer which can be introduced into a joint using minimally invasive techniques may one day provide relief for millions of people with osteoarthritis, according to research presented at the American College of Rheumatology National Scientific Meeting.
SS97 Monday Tips (Morning) 1. How low should bad cholesterol be? 2. Doctors identify those like to have problems after heart surgery
SS97 Monday Tips (Afternoon) 1. Excess of clotting fibrin linked to stroke 2. Older people without spouses more vulnerable after heart attack 3. New clot-busting medicine called TNK 4. Electron beam computed tomography
ORLANDO, Nov. 10 -- A simple, widely available test may help identify young children at risk of developing life-threatening rapid heartbeats, report researchers today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 10 -- Long considered the "good" cholesterol, HDL under some circumstances can be made to act like its evil twin LDL and promote atherosclerosis, according to researchers who spoke today at the American Heart Association Scientific Sessions.
ORLANDO, Nov. 10 -- "Blowing off steam" can be extremely dangerous, according to a study that finds men who get angry are almost twice as likely to have a stroke as those who are better at diffusing their anger. The study was presented today at the American Heart Association's 70th Scientific Sessions.
ORLANDO, Nov. 10 -- For people with heart disease and high blood levels of cholesterol, heavy exertion -- even mowing the lawn -- may trigger a sudden heart attack by rupturing the plaque obstructing the arteries of the heart, according to a study presented today at the American Heart Association's 70th Scientific Sessions.
An antibiotic commonly used to treat acne also provides significant improvement for people with early rheumatoid arthritis, according to a study presented at the American College of Rheumatology National Scientific Meeting Nov. 9-12 in Washington, D.C.
Two drugs already on the market show promise in the fight against steroid-induced osteoporosis, according to research presented at the American College of Rheumatology National Scientific Meeting Nov. 9-12 in Washington, D.C.
SS97 Sunday Tips 1. Soy Protein protects arteries from atherosclerosis 2. Men and women react differently to Step 2 Diet 3. Death rates after heart surgery improve for octogenarians
ORLANDO, Nov. 9 --Through gene therapy, researchers have grown new blood vessels for humans, according to a report presented today at the American Heart Association's Scientific Sessions.
ORLANDO, Nov. 9 -- A form of genetic engineering is being tested that may prevent blockages that occur after bypass surgery in the coronary arteries of the heart and the arteries of the legs, scientists reported today at the American Heart Association's 70th Scientific Sessions.
A late-model lander and rover, equipped with a Cornell University scientific instrument package called Athena, will roam and study a large corridor of the Martian highlands and ancient terrain. The mission, to be launched in April 2001, will seek out the geological record of ancient Martian waterways and possible biology.
Cornell University scientists have discovered a wild tomato's chemical secret for repelling insect pests: a complex, waxy substance that commercially grown tomatoes have "forgotten" how to make. A simplified formulation of the wild tomatoes' chemical has been granted a U.S. patent on "Non-cyclic Esters for Pest Control" and could become the next-generation nontoxic insect repellent for a long list of crops.
New research on ameliorating arthritis through exercise and a new technique to replace cartilage in arthritic knees will be presented at the National Press Club main lounge on Monday, Nov. 10, 8:30-11 am.
WASHINGTON, Nov. 10 -- New technologies and scientific research are finding innovative ways to detect, attack and prevent food safety problems caused by the microorganisms that are linked with some 90 percent of all food-related contamination outbreaks, according to an article published in the Nov. 10 issue of Chemical & Engineering News, the weekly news magazine of the American Chemical Society, the world's largest scientific society.
Researchers at the University of California, San Diego School of Medicine have found the first gene defects associated with rheumatoid arthritis, a common and debilitating disease affecting 1 percent of the world's population. Mutant p53 genes were found in synovial tissue taken from the joints of patients with severe, chronic rheumatoid arthritis (RA)who were undergoing joint replacement surgery.
Managed care programs have placed a major portion of health care delivery squarely in the community. The new book, Nurse-Social Worker Collaboration in Managed Care: A Model of Community Case Management, examines ways in which nurses and social workers can collaborate effectively in the community-based care era.
An unlikely team of heart surgeons and brain chemistry experts at Johns Hopkins has experimental evidence that some common drugs including anti-seizure medications may reduce or eliminate the most feared risk to people facing heart bypass surgery -- inevitable, if often subtle, brain damage.
A New handbook, "Leading the Way," co-authored by Cornell gerontologist Karl Pillemer, helps nursing supervisors in long-term care facilities develop leadership skills.
Intelligence test scores among racial and socio-economic segments of American society are not growing ever wider, contrary to arguments in The Bell Curve, but are, in fact, converging, say Cornell University psychologists Wendy M. Williams and Stephen J. Ceci, based on analyses of national data sets of mental test scores. This is contrary to often-reported arguments that Americans are getting dumber because low-IQ parents are outbreeding high-IQ parents.
Women and employees with working spouses may be offered fewer chances to relocate because of a not-so-subtle bias among employers, according to a new study led by a researcher at the University of Georgia.
Doctors at St. Jude Children's Research Hospital today announced new brain tumor research protocols they hope will improve survival rates and reduce side effects of radiation therapy among pediatric cancer patients.
A new research season is underway in Antarctica, encompassing 175 research projects supported by the National Science Foundation (NSF), the federal agency that funds and manages the U.S. Antarctic Program.
A North Carolina State University biochemist has developed a blood test that provides a quicker and much more accurate way of predicting the likelihood of heart disease than other blood analysis methods.
George Avrunin, professor of mathematics and statistics at the University of Massachusetts, has received a $1.4 million grant from the National Science Foundation for research on the effective linking of computer systems. He is working in conjunction with UMass computer science professors Lori Clarke and Leon Osterweil. The group's research could eventually be used in the development of computer systems used in areas such as air traffic control, airline reservation systems, and the monitoring of hospital patients.
The National Science Foundation has appointed University of Washington Professor Mark Haselkorn to coordinate its external efforts to address the year 2000 computer problem.
Research over the past 10 years has shown that acute leukemia is in fact a genetic disorder. It arises when genes essential to correct blood cell function are not expressed at the appropriate times. In many cases, the failure of gene expression can be traced to an altered protein known as a transcription factor.
Spurred by predictions that we may have only 90 years of high-quality rock phosphate fertilizer left, Purdue University researchers have taken a step toward helping plants get the nutrient out of soil. They were the first to isolate genes that help plant roots take up phosphate, a common form of phosphorus.
Faculty in the Purdue University School of Agriculture give a better-than-educated guess of what the future holds for American food and fiber industries with a new book and video set entitled "FoodSystem 21: Gearing Up for the New Millennium." Purdue Agricultural economist Mike Boehlje calls it "a frank and brutal look" at where farms, input suppliers, processors and consumers are heading.
Highlights of New Scientist for Nov 6, 1997.
A new study has found that filtering leukocytes (white blood cells) out of transfused blood and blood that passes through a heart-lung machine during cardiac surgery resulted in significantly decreased length of stay and therefore, cost of care, for a majority of patients.
The National Science Board (NSB) will meet on Wednesday, November 12 through Friday, November 14, 1997 at National Science Foundation headquarters in Arlington, Virginia. Sessions open to the public include: Thursday, November 13, from 2:20 p.m.-5:45 p.m. and Friday, November 14 from 8:30 a.m.-11:30 a.m.
Initial outcomes for participants in Diabetes Treatment Centers of America's (DTCA) comprehensive health care management system, Diabetes NetCareTM, show a 26%, or $141 per member per month, reduction in direct health care costs within six months of implementation, according to the current issue of Managed Healthcare magazine.
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