News tagged with biological system

Watching tumors burst through a blood vessel

Cancer cells metastasize in several stages—first by invading surrounding tissue, then by infiltrating and spreading via the circulatory system. Some circulating cells work their way out of the vascular ...

Sep 20, 2013
popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Slowing the ageing process—it's in your genes

Imagine being able to take a drug that can reduce the rate at which you age. Research by Massey University senior lecturer in genetics Dr Austen Ganley is making this dream one step closer to reality.

Sep 05, 2013
popularity 4.5 / 5 (19) | comments 3 | with audio podcast

Negative feedback stabilizes memories

(Medical Xpress)—Memories may be maintained in the brain through a mechanism familiar to any engineer—negative and positive feedback loops, according to researchers Sukbin Lim and Mark Goldman at the ...

Aug 28, 2013
popularity 5 / 5 (2) | comments 0 | with audio podcast