Category: Medicine
14 July 1997
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ScienceNOW(Science - AAAS)
A Stride Forward for Knee Repair
Athletes can live with muscle strains, but a torn ligament or tendon is serious business. Each year, surgeons in the United States perform about 500,000 operations on tendons and ligaments,...
11 July 1997
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ScienceNOW(Science - AAAS)
Putting Medicine to the Test
Claude Bernard, a French researcher credited with founding the field of experimental medicine, was born on 12 July 1813. While conducting experiments on an animal fed a sugar-free diet, Bernard...
11 July 1997
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ScienceNOW(Science - AAAS)
Clinical Research Trials and Tribulations
WASHINGTON, D.C.--New therapies and cures for diseases are jeopardized by a decline in money, time, and training for clinical research, scientists said here today at a town meeting organized by...
10 July 1997
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ScienceNOW(Science - AAAS)
Mystery Disease Stalks Malaysian Children
A fatal ailment that triggers heart failure in children--apparently never seen before--has surfaced in Malaysia. A team of experts from the U.S. Centers for Disease Control and Prevention (CDC) is...
9 July 1997
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ScienceNOW(Science - AAAS)
Show Me the Tumor
Like a mark of death, engineered proteins called monoclonal antibodies are supposed to stick to cancer cells and flag down immune fighters to destroy a tumor. But such a strategy,...
8 July 1997
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ScienceNOW(Science - AAAS)
Finding a Tumor's True Colors
Researchers have devised a new imaging technique for catching subtle differences between benign and malignant breast tumors. The approach, described in this month's Nature Medicine, could provide doctors with the...
3 July 1997
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ScienceNOW(Science - AAAS)
Recovering From the Ravages of HIV
Scientists have found that the devastated immune systems of AIDS patients can rebound after state-of-the-art drug treatment has kept HIV at bay for a year. But the findings, reported in...
2 July 1997
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ScienceNOW(Science - AAAS)
Decisive Word on Magnetic Field-Cancer Link?
A major study has found no link between a childhood cancer and exposure to electromagnetic fields (EMFs) from home wiring. The findings, reported in tomorrow's issue of The New England...
1 July 1997
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ScienceNOW(Science - AAAS)
Leptin Prevents Anorexics From Putting on Pounds?
Patients recovering from anorexia nervosa appear to have abnormal levels of the weight-regulating hormone leptin. The findings, reported in two pilot trials, suggest that body chemistry--in addition to mental state--impedes...
1 July 1997
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ScienceNOW(Science - AAAS)
Gene Mutation and Excess Ovulation: Recipe for Cancer?
Researchers have pinpointed a biological flaw that appears to explain why women who ovulate frequently are at higher risk for ovarian cancer. The findings, published in the July issue of...
30 June 1997
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ScienceNOW(Science - AAAS)
Is Breast Cancer Blind to Skin Color?
Medical researchers have taken a big step toward erasing what had appeared to be a puzzling racial difference in the outcomes of black women and white women with breast cancer....
27 June 1997
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ScienceNOW(Science - AAAS)
Primitive Fish Hold Key to Healing Spinal Cords?
The sea lamprey, unlike a person or any other higher vertebrate for that matter, can repair its spinal cord when it is severed. Now researchers have a hint of where...
27 June 1997
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ScienceNOW(Science - AAAS)
Protective AIDS Mutation: A Double-Edged Sword?
A genetic mutation that can delay the onset of AIDS in people infected with HIV may hasten death after symptoms of the disease appear. A report in tomorrow's Lancet suggests...
26 June 1997
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ScienceNOW(Science - AAAS)
Scientists Stumble Across New Alzheimer's Plaque
An ill-behaved brain protein that escaped notice for over 90 years has unexpectedly emerged as a major possible cause of Alzheimer's disease. The unidentified protein forms a previously unknown variety...
24 June 1997
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ScienceNOW(Science - AAAS)
Getting Heroin Junkies on the LAAM
Heroin addicts can cut their drug use up to 90% with a medication more convenient than the standard treatment, according to a report in tomorrow's Journal of the American Medical...
19 June 1997
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ScienceNOW(Science - AAAS)
HIV's Helping Hand?
PARIS--A common virus may help the AIDS virus to infect some types of cells and wreak havoc on the immune system. The findings, reported in tomorrow's issue of Science,* imply...
19 June 1997
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ScienceNOW(Science - AAAS)
Cancer by Remote Control?
Researchers have fingered a virus as the culprit behind a bone marrow tumor called multiple myeloma. While viruses already have been linked to other cancers, the modus operandi of this...
13 June 1997
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ScienceNOW(Science - AAAS)
Growth Hormone Turns a Blind Eye
The most frequent cause of blindness is the explosive growth of blood vessels near the retina, and scientists may have fingered a key culprit in this process: growth hormone. The...
11 June 1997
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ScienceNOW(Science - AAAS)
Tumor-Squelching Gene Nabbed at Last
Researchers have finally been able to make the charges stick against a long-suspected tumor suppressor gene. The gene, called NF1, was pinpointed in 1990 as the culprit in neurofibromatosis (NF),...
10 June 1997
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ScienceNOW(Science - AAAS)
NIH Turns Up the Heat on Malaria
BETHESDA, MARYLAND--The U.S. government is ratcheting up its attack on malaria, a disease that kills up to 1.5 million people a year. According to Anthony Fauci, director of the National...
9 June 1997
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ScienceNOW(Science - AAAS)
President Proposes Human Cloning Ban
President Clinton announced today that he will send Congress a bill that would outlaw the cloning of humans. Clinton made the announcement immediately after he received a report from his...
9 June 1997
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ScienceNOW(Science - AAAS)
Debate Over Blood Supply Safety
A retrovirus that causes leukemia in humans may be slipping into blood supplies undetected, claim researchers in tomorrow's issue of the Proceedings of the National Academy of Sciences. But other...
6 June 1997
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ScienceNOW(Science - AAAS)
Soot and Death
Scientists have linked two key air pollutants with increased death rates in 12 European cities. The findings, published in tomorrow's issue of the British Medical Journal, are sure to fuel...
5 June 1997
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ScienceNOW(Science - AAAS)
Fresh Eye on the Lens
Allvar Gullstrand, a Swedish ophthalmologist who discovered how the eye bends light to form images, was born on this day in 1862. When Gullstrand began his work, the optics of...
5 June 1997
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ScienceNOW(Science - AAAS)
Healthy Exposure to Malaria?
In some regions of Africa where the incidence of malaria is relatively low, children tend to get much sicker from the disease. The finding, reported in the 7 June issue...
5 June 1997
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ScienceNOW(Science - AAAS)
Born to Be Wise
Whether we become dotards or quick-witted retirees appears to have more to do with our genes than years of schooling or experience. That startling conclusion, reported in tomorrow's issue of...
4 June 1997
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ScienceNOW(Science - AAAS)
Normal Birth-Defect Rate Among Gulf War Vet Babies
One of the most troubling questions surrounding the health of soldiers who served in the Persian Gulf War has been whether they are at high risk of having children with...
3 June 1997
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ScienceNOW(Science - AAAS)
First Blood Banker
Charles R. Drew, an African-American surgeon whose research on the storage and shipment of blood plasma revolutionized blood banking, was born in Washington, D.C., on 3 June 1904. As late...
2 June 1997
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ScienceNOW(Science - AAAS)
Tracking Dangerous Radicals
Like a notorious suspect able to stay one step ahead of the law, corrosive oxygen compounds called free radicals are implicated in many diseases but leave little hard evidence of...
2 June 1997
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ScienceNOW(Science - AAAS)
Shock Therapy for Parkinson's Patients
Tiny electrical zaps to the brain appear to soothe the herky-jerky movements of people with Parkinson's disease. Findings from a pilot experiment, described in this month's issue of Nature Medicine,...
28 May 1997
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ScienceNOW(Science - AAAS)
Breast Implants Associated With Other Risk Factors
As a group, women who receive breast implants for cosmetic purposes have numerous demographic, lifestyle, and reproductive differences from women in general, according to a study in today's issue of...
28 May 1997
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ScienceNOW(Science - AAAS)
A New Mouse Model for Alzheimer's
Scientists have genetically engineered a new strain of mice that may be a model of the early stages of Alzheimer's disease. Even before the brains of human patients develop a...
28 May 1997
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ScienceNOW(Science - AAAS)
A Gloomy Assessment of the War on Cancer
Years of intense research to develop breakthrough cancer treatments have largely failed to make a dent in cancer death rates in the United States, according to a new report. The...
22 May 1997
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ScienceNOW(Science - AAAS)
Spotlighted Minorities' Cancer
Today is the 67th birthday of LaSalle Leffall Jr., an American oncologist who has brought attention to the problem of high cancer death rates among minorities, particularly African Americans. Leffall...
20 May 1997
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ScienceNOW(Science - AAAS)
Added Weight Raises Stroke Risk for Women
Women who are obese or who gain significant amounts of weight as adults have a higher risk of the most common kind of stroke, according to a study in tomorrow's...
16 May 1997
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ScienceNOW(Science - AAAS)
President Wants AIDS Vaccine in a Decade
In a speech on Sunday in Baltimore, President Clinton is expected to ask researchers to develop an AIDS vaccine within 10 years. White House officials today were still debating details...
14 May 1997
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ScienceNOW(Science - AAAS)
Seconding Alzheimer's Claim to Fame
Some scrounging in the basements of the University of Munich has turned up brain samples from the first patient known to be correctly diagnosed with Alzheimer's disease. In this month's...
14 May 1997
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ScienceNOW(Science - AAAS)
Cancer Genes Don't Tell the Whole Story
Genetic tests for mutations in the so-called breast cancer genes, BRCA1 and BRCA2, may not reveal as much about cancer risk as earlier reports have estimated, according to two studies...
13 May 1997
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ScienceNOW(Science - AAAS)
Moles and Melanoma
The number and shape of moles on your skin may signal your risk of malignant melanoma, the most dangerous type of skin cancer. The findings, reported in tomorrow's issue of...
13 May 1997
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ScienceNOW(Science - AAAS)
Baltimore to Head Caltech
In a surprising move, the California Institute of Technology announced today that it has named Nobel Prize-winning virologist David Baltimore as its new president. "It's a great appointment for Caltech...
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