Researchers at Harvard Medical School report in the December 27 Cell their discovery of a genetic mutation responsible for venous malformations, the most common type of birthmark and describe what role a gene might play in the assembly of veins during embryogenesis.
News about the so-called ìgoodî cholesterol -- HDL -- just keeps getting better. Elevated high-density lipoprotein (HDL) cholesterol -- which has been shown to increase a personÃs resistance against heart attacks -- may also protect against ìischemicî stroke, Israeli scientists report today in the American Heart Association journal Stroke. Ischemic stroke, the most common form of stroke, occurs when blood flow to part of the brain is blocked. The other type, ìhemorrhagicî stroke, is caused by bleeding from a ruptured blood vessel. Study co-author Uri Goldbourt, Ph.D., of the Neufeld Cardiac Research Institute at Sheba Medical Center in Tel-Hashomer, Israel, says, ìOur study indicates that high levels of HDL may be associated with protection against more than one vascular disease entity.î
A solvent used in the food-processing trade is expected to help the pharmaceutical industry replace environmentally unfriendly and expensive solvents in the manufacture of drugs. By using supercritical carbon dioxide, or CO2, in the pharmaceutical process, researchers at the University of Kansas have successfully replaced some chemical solvents.
The federal Agency for Health Care Policy and Research (AHCPR) today announced the funding of 13 new research projects: eight projects to determine how the referral of primary care patients to medical specialists and other specialized services affects the quality and cost of health care; and five projects to improve primary care services overall.
Most patients are very happy with their dentists and their dental care, according to a recently released national survey.
January 1, 1997 Annals of Internal Medicine Tips 1) Coronary Artery Bypass Rates in New York State and Ontario Differ, But Which Rate is Right?; 2) Polycystic Ovaries Associated with More Extensive Heart Disease, Metabolic Abnormalities; 3) Satiety Hormone is Higher in Obese People; No Genetic Factor Found; 4) Three Conditions for Bedside Rationing
Two studies published in the December issue of the Journal of the American Dental Association (JADA) suggest that dental x-rays are effective screening tools for strokes and osteoporosis.
Dentists around the world are using amalgams (silver fillings) every day to fill decayed teeth, despite some erroneous news reports stating that many countries have banned the use of amalgams. International dental experts meeting recently at the American Dental Association (ADA) headquarters in Chicago discussed the use of amalgam in their respective countries.
Scientists have recognized for more than a century that some molecules exist as pairs of mirror images. But, are such molecules really righties or lefties, chemically speaking? New research funded by the National Science Foundation is providing an answer.
Nevirapine, a potent new drug used to treat HIV-infected patients, can be safely used in combination with protease inhibitors, according to one of the nation's leading AIDS researchers. Nevirapine is a member of a class of antiretroviral drugs called non-nucleoside reverse transcriptase inhibitors. Embargoed: Friday, Jan. 24, 1997, at 9 a.m. EST
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