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 4.1 / 5 (7) | comments 0

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

Overlooked ugly cholesterol causes heart disease

The risk of ischaemic heart disease – a disease affecting some 150,000 Danes – is three times higher in persons with high levels of the so-called 'ugly' cholesterol. This is the finding of a new study of 73,000 Danes, ...

Jan 21, 2013
popularity 2.5 / 5 (2) | comments 0

When flying leads to stomach pain

Patients with a chronic intestinal inflammation often experience bouts of inflammation after a journey. The main cause of this is not the stress of travelling, but the lack of oxygen experienced in an aircraft or during high ...

Sep 16, 2013
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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