News tagged with lack of oxygen

Why cancer cells grow despite a lack of oxygen

Healthy cells reduce their growth when there is a lack of oxygen (hypoxia). This makes it even more surprising that hypoxia is a characteristic feature of malignant tumours. In two publications in the current ...

Nov 25, 2014
popularity 4.8 / 5 (5) | comments 0

tPA: Clot buster and brain protector

(Medical Xpress)—Ever since its introduction in the 1990s, the "clot-busting" drug tPA has been considered a "double-edged sword" for people experiencing a stroke. It can help restore blood flow to the ...

May 07, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

Astrocyte signaling sheds light on stroke research

New research published in The Journal of Neuroscience suggests that modifying signals sent by astrocytes, our star-shaped brain cells, may help to limit the spread of damage after an ischemic brain stroke. The study in mic ...

Mar 18, 2013
popularity 3 / 5 (1) | comments 0 | with audio podcast

Gene linked to respiratory distress in babies

(Medical Xpress)—Some infants are more susceptible to potentially life-threatening breathing problems after birth, and rare, inherited DNA differences may explain why, according to research at Washington ...

Nov 27, 2012
popularity 5 / 5 (2) | comments 0 | with audio podcast