July 8, 2003 Immune System Genes Stave Off HIV Infection CHICAGO— Researchers have new answers as to why some HIV-infected individuals don’t progress to full-blown AIDS as rapidly as other HIV-positive people. Northwestern University’s Feinberg School of Medicine scientist Steven M. Wolinsky, MD, and colleagues found that individuals with certain rare variations, or alleles, of…

July 8, 2003 Stem Cell Therapy Doesn’t Improve Cancer Outcome CHICAGO— Adding high-dose chemotherapy and bone marrow transplantation to conventional chemotherapy offers little benefit for women with primary breast cancer who are at high risk for recurrence, finds a study reported in the July 3 issue of The New England Journal of Medicine. Moreover, toxicities…

July 29, 2003 ‘Suicide’ Enzymes May Be Missing Alzheimer’s Link CHICAGO— Feinberg School of Medicine researchers have found that caspases, a family of protein-cutting enzymes involved in programmed cell death (apoptosis), may be a missing link in the chain of molecular events leading to Alzheimer’s disease. Alzheimer’s disease is a neurodegenerative condition affecting an estimated…