January 2, 2002 |
Too much vitamin A may increase the risk of hip fractures in older women, according to a study researchers say suggests the need to reevaluate the levels in supplements and fortified food. Vitamin A is important for such things as healthy skin and hair and bone growth. But in the study published in Wednesday's Journal of the American Medical Assn.
CALIFORNIA | LOCAL
March 16, 1993 |
Vitamin A used in combination with a chemotherapy drug can prolong the lives of patients suffering from a type of leukemia that most often strikes middle-aged adults, according to a new study by UC Irvine cancer researchers. In adult patients with chronic myelogenous leukemia, the therapy could delay by as much as eight months the onset of the disease's acute stage, when patients deteriorate rapidly, according to Dr. Frank L. Meyskens Jr.
August 13, 1997 |
Last year, when Dr. Gloria De Carlo Massaro published a study suggesting that vitamin A could be used to grow lung tissue in newborn rats, phones rang off the hook from desperate patients seeking a cure for emphysema. Sorry, she said, human studies are years away, and tinkering with this particular vitamin could be dangerous. She and her colleagues at the Georgetown University School of Medicine have spent the last year doing studies on adult rats with emphysema-like damage in their lungs.
June 15, 1993 |
Large daily doses of Vitamin A can slow the slide toward blindness for patients with retinitis pigmentosa and may save years of eyesight for 100,000 Americans with the inherited affliction, a new study indicates. The same study also showed that large supplemental doses of Vitamin E actually accelerate the disease, said Dr. Eliot L. Berson, a Harvard Medical School researcher.
CALIFORNIA | LOCAL
July 23, 1990 |
High doses of Vitamin A dramatically reduced the duration of measles and cut the death rate by more than half in a group of children suffering from a severe form of the highly contagious disease, South African researchers said last week. Measles kills about 2 million children a year, especially in developing countries, despite vaccines that could prevent the viral disease.
March 21, 1989
Researchers from Iowa State University have come up with a water-soluble form of Vitamin A that they say is easily absorbed by the body and is safer for treatment of acne and wrinkles than other approved forms. The findings of their research into Vitamin A, also called retinol, were reported at a meeting of the Federation of American Societies for Experimental Biology in New Orleans.