News tagged with immune function

Tumors disable immune cells by using up sugar

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.

Jun 06, 2013
popularity 4.9 / 5 (7) | comments 1 | with audio podcast

Scientists discover how HIV kills immune cells

Untreated HIV infection destroys a person's immune system by killing infection-fighting cells, but precisely when and how HIV wreaks this destruction has been a mystery until now. New research by scientists at the National ...

Jun 05, 2013
popularity 5 / 5 (3) | comments 1 | with audio podcast

Losing sleep? Scientists evaluate why

The issue of sleep deprivation has gone beyond the counting of sheep and into the scientific domain, as European researchers set up 'sleep labs' to study the biomedical and sociological factors keeping us ...

May 03, 2013
popularity 5 / 5 (3) | comments 0

The biology of fats in the body

When you have your cholesterol checked, the doctor typically gives you levels of three fats found in the blood: LDL, HDL and triglycerides. But did you know your body contains thousands of other types of fats, or lipids?

Apr 29, 2013
popularity 4.7 / 5 (3) | comments 0

Immune response linked to key enzyme

(Medical Xpress)—A previously unknown function of a family of enzymes familiar to biologists may contribute to scientists' understanding of signaling molecules involved in the body's immune response and ...

Apr 12, 2013
popularity 5 / 5 (3) | comments 0 | with audio podcast

Study reveals how melanoma evades chemotherapy

Nitric oxide (NO), a gas with many biological functions in healthy cells, can also help some cancer cells survive chemotherapy. A new study from MIT reveals one way in which this resistance may arise, and ...

Apr 08, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast