News tagged with model

Welsh "data detectives" use maths to save lives

It's mid-morning on an emergency medical ward. Medics rush; patients wait. The queue grows longer. To the naked eye, it's delay. To hospital managers, it's a potential waste of time and resources. But to ...

Mar 20, 2014
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Cancer cells don't take 'drunken' walks through the body

Because of results seen in flat lab dishes, biologists have believed that cancers cells move through the body in a slow, aimless fashion, resembling an intoxicated person who cannot walk three steps in a straight line. This ...

Mar 11, 2014
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Altruistic suicide in organisms helps kin

The question of why an individual would actively kill itself has been an evolutionary mystery. Death could hardly provide a fitness advantage to the dying individual. However, a new study has found that in single-celled algae, ...

Feb 27, 2014
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Beta-catenin alters T cells in lasting and harmful ways

Activation of beta-catenin, the primary mediator of the ubiquitous Wnt signaling pathway, alters the immune system in lasting and harmful ways, a team of Chicago-based researchers demonstrate in the February 26, 2014, issue ...

Feb 26, 2014
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Artificial muscles that do the twist

In the heart, as in the movies, 3D action beats the 2D experience hands down. In 3D, healthy hearts do their own version of the twist. Rather than a simple pumping action, they circulate blood as if they ...

Feb 26, 2014
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