News tagged with cell metabolism

Discovery spurred by unique twist of fate

(Medical Xpress)—As people age, or as a result of poor nutrition, heart valves can become damaged by the accumulation of calcium deposits within the tissue. This calcification causes a thickening and hardening ...

Feb 21, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

How cancer cells rewire their metabolism to survive

Cancer cells need food to survive and grow. They're very good at getting it, too, even when nutrients are scarce. Many scientists have tried killing cancer cells by taking away their favorite food, a sugar ...

Jan 31, 2013
popularity 5 / 5 (4) | comments 0

A scanner for hereditary defects

Our genetic material is constantly exposed to damage, which the body's own proteins normally repair. One of these proteins works like a scanner, continually scouring the genetic material for signs of damage. ...

Jan 24, 2013
popularity 4 / 5 (2) | comments 0 | with audio podcast