 |
|
|
 |
Medical History: Tree Ring Records Link Historic Epidemics To Drought
Tree ring reconstruction of rainfall dating back to the 1500s may provide insight into some of the epidemics that decimated the native population of Mexico shortly after the arrival of Europeans. The evidence points to hemorrhagic fevers caused by an indigenous virus instead of diseases introduced from the Old World. more
|
|
Protein Mix-Up Tied To Suppressed Immune Response Early In HIV Infection
New research that arose from a serendipitous laboratory observation could resolve a scientific mystery, the fact that some people become less able to fight HIV infection despite having a high number of "killer" immune cells circulating in the blood. more
|
|
|
|
Ebola: Health Officials Say Outbreak Continues To Spread
Gabonese health officials yesterday said a recent Ebola outbreak, which has affected both Gabon and the Republic of the Congo and left 57 people dead, has spread to more populated areas of Gabon, with the latest fatality occurring near the country's borders with Cameroon, Equatorial Guinea and Republic of the Congo. more
|
|
Asthma And Pneumonia Linked
Long-term infection with a bacteria that causes pneumonia could lead to chronic asthma, UT Southwestern Medical Center at Dallas researchers report in the February issue of Infection and Immunity. more
|
|
Early Breast And Ovarian Cancers Detected In High-Risk Women
When the BRCA1 and BRCA2 genes for breast and ovarian cancers were first identified and a screening blood test became available, the discoveries provoked a debate as to whether there was an advantage to learning one's risk. The value has been demonstrated in the first study of women who have been followed after being identified as carriers of a BRCA genetic mutation. Researchers at Memorial Sloan-Kettering Cancer Center have now provided strong evidence that breast and ovarian cancers can be detected at early stage in women at the highest hereditary risk. These findings are published in the March 1, 2002 issue of The Journal of Clinical Oncology. more
|
|
|
