Brightsurf Science News & Current Events

March 13, 2000
Searching for biochemical markers in children of alcoholics
  • Genetic factors contribute up to 40 percent to the risk of developing alcoholism.

    Taking vitamin supplements is a common behavior in the U.S.
    An estimated 40 percent of the U.S. population report taking at least one vitamin or mineral supplement during the past month, according to an article appearing in the March issue of the Archives of Family Medicine, a member of the Journal of the American Medical Association family of journals.

    VHA initiative shows dramatic improvements in stroke treatment
    A six-month effort involving more than 40 hospitals has resulted in an almost 50 percent reduction in the time from a patient's arrival at the hospital to diagnostic results based on a computerized tomography (CT) scan.

    Aggressive treatment recommended for in-hospital heart attacks
    One out of three patients worldwide who suffer a second heart attack shortly after being hospitalized for a first heart attack are not receiving the best care available, according to a new analysis by Duke University Medical Center researchers.

    Common pesticide product reduces testosterone levels
    The chemical HPTE, a metabolite of the common pesticide methoxychlor, reduces testosterone production and could be a contributory factor in male infertility, Population Council scientists report in the March 2000 issue of Biology of Reproduction.

    Behavioral sensitization: A new perspective on alcoholism
  • Alcoholics may drink because they get a

    More news is good news
    Today's food news quotes more scientific experts and emphasizes food as a panacea, rather than a poison, according to a new analysis commissioned by the International Food Information Council (IFIC) Foundation.

    Researchers successfully immunize mice against aggressive cancer
    Researchers at the University of Florida have successfully immunized laboratory mice against melanoma, one of the more aggressive forms of skin cancer.

    Computer crash simulations accurately predict injuries to children in auto crashes, say researchers at The Children's Hospital of Philadelphia
    Computer crash simulation software can successfully predict the likelihood and severity of injuries to children from airbag activation, according to researchers at The Children's Hospital of Philadelphia.

    Common pathway found in early stages of addiction to alcohol and many drugs
    In a finding that reveals a link between alcoholism and drug addiction, scientists have discovered that a key step leading to alcohol addiction can be blocked by preventing alcohol from gaining access to nerves in the brain involved in learning.

    UI researchers answering basic science questions about how breast cancer spreads
    Findings from a University of Iowa Health Care study may explain the basic mechanisms involved in triggering the spread of breast cancer.

    Gene therapy useful in treating major complication of cirrhosis of the liver in animal studies
    Duke University Medical Center researchers, using a modified cold virus, have delivered a nitric oxide-producing gene to key liver cells in rats, reversing the major complication of cirrhosis of the liver.

    Aspirin wins out over its 'super aspirin' challenger
    Good old aspirin stood firm against its would-be rival, sibrafiban, in a clot-prevention trial that may spell the end of the oral glycoprotein IIb/IIIa

    Exposure to sunlight associated with cataract formation
    Sunlight exposure appears to play a role in increasing the risk of cataract formation, according to an article appearing in the March issue of the Archives of Ophthalmology, a member of the Journal of the American Medical Association family of journals.

    Pain drug reveals what most already know - men's and women's brains are simply different
    Researchers led by UCSF scientists are reporting that an experimental pain drug known as a kappa-opioid brings pain relief to female rats but not males, a finding that adds weight to a recent UCSF clinical finding, and highlights, they say, the need to evaluate drugs by gender.

    Computerized analysis of heart arteries shows no benefits of hormone therapy
    In a major new study of the effects of hormone replacement therapy (HRT) on heart disease, researchers found that neither estrogen, nor estrogen combined with a progestin, slowed disease progression in 309 older women.

    Program to increase use of advance directives reduces use of health care services
    Implementation of a systematic program in which nursing home residents or their families decide in advance about the type of care the resident wishes to receive in difficult medical circumstances reduces the number of hospitalizations and use of healthcare resources without affecting satisfaction or mortality.

    The little protein that could
  • A tiny protein called metallothionein (MT) may protect against alcohol's neurotoxic effects.

    MGH study shows aspirin use low in patients with coronary artery disease
    Despite evidence that aspirin can work as an effective prevention tool in patients with coronary artery disease, aspirin use in such patients is low, according to a study from the Massachusetts General Hospital (MGH).

    Graduate students awarded research fellowships
    The National Science Foundation (NSF) has awarded 850 three- year Graduate Research Fellowships to outstanding college and university students for the year 2000.

    Molecular pathways to cancer
    There are several discrete steps that a cell must take in order to replicate independently and migrate to other sites.

    Eating meals with family helps adolescents maintain healthy dietary habits
    Nine to 14 year olds who frequently ate dinner with their families had healthier dietary patterns than those who reported fewer family dinners, according to an article appearing in the March issue of the Archives of Family Medicine.

    New study appears to suggest that use of Viagra may have adverse cardiovascular effects
    A limited study conducted at Cedars-Sinai Medical Center in Los Angeles, and utilizing post-marketing adverse event reports made to the FDA, shows that there appears to be a high number of deaths and serious cardiovascular events associated with the use of Viagra, the most commonly prescribed therapy for erectile dysfunction in men.

    Heart drug cuts death and heart attack rate by 40 percent in angioplasty-stent procedure
    A drug designed to prevent blood clots from developing during a common heart procedure performed so well that the Duke University physicians who tested it predict it will alter medical practice.

    Tailored use of platelet inhibitors may prevent second heart attacks
    Researchers at Duke University Medical Center think they know why glycoprotein IIb/IIIa platelet inhibitor drugs, collectively known as

    Geographers' meeting set for Pittsburgh April 4-8, 2000
    The Association of American Geographers will hold its 96th annual meeting in Pittsburgh, Pa., April 4-8, 2000.Over 3,800 geographers are expected to attend.
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