Tag: Washington University School of Medicine

Aging really is ‘in your head’

  Scientists answer hotly debated questions about how calorie restriction delays aging process September 3, 2013 By Lee Phillion   Among scientists, the role of proteins called sirtuins in enhancing longevity has been hotly debated, driven by contradictory results from many different scientists. But new research at Washington […]

Tumors disable immune cells by using up sugar

Contact: Michael C. Purdy purdym@wustl.edu 314-286-0122 Washington University School of Medicine Cancer cells’ appetite for sugar may have serious consequences for immune cell function, researchers at Washington University School of Medicine in St. Louis have learned. The scientists found that when they kept sugar away from critical immune […]

Nanoparticles loaded with bee venom kill HIV

  March 7, 2013 By Julia Evangelou Strait Joshua L. Hood, MD, PhD Nanoparticles (purple) carrying melittin (green) fuse with HIV (small circles with spiked outer ring), destroying the virus’s protective envelope. Molecular bumpers (small red ovals) prevent the nanoparticles from harming the body’s normal cells, which are […]