Related topics: cells · heart attack · stroke · blood flow · cancer cells

In a new microchip, cells separate by rolling away

Cell rolling is a common mechanism cells use to navigate through the body. During inflammation, for example, the endothelial cells that line blood vessels present certain molecules that attract white blood cells just enough ...

New device for rapid, mobile detection of brain injury

When accidents that involve traumatic brain injuries occur, a speedy diagnosis followed by the proper treatment can mean the difference between life and death. A research team, led by Jason D. Riley in the Section on Analytical ...

Using magnets to help prevent heart attacks

If a person's blood becomes too thick it can damage blood vessels and increase the risk of heart attacks. But a Temple University physicist has discovered that he can thin the human blood by subjecting it to a magnetic field.

Uncovering secrets of elastin's flexibility during assembly

Elastin is a crucial building block in our bodies - its flexibility allows skin to stretch and twist, blood vessels to expand and relax with every heartbeat, and lungs to swell and contract with each breath. But exactly how ...

A tiny, time-released treatment

Omid Farokhzad's vision of medicine's future sounds a lot like science fiction. He sees medicine scaled down, with vanishingly small nanoparticles playing a big role, delivering drug doses measured in molecules directly to ...

Oil droplets can navigate complex maze (w/ Video)

Call them oil droplets with a brain or even "chemo-rats." Scientists in Illinois have developed a way to make simple oil droplets "smart" enough to navigate through a complex maze almost like a trained lab rat. The finding ...

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