Robots help position interventional needles

Finding the ideal position for interventional needles – as used in biopsies, for instance – is a difficult and time-consuming process. This can now be performed automatically, using a robotic arm to place a needle guide ...

New blood test may expand scope of liquid biopsies

When cells die, they don't vanish without a trace. Instead, they leave behind their fingerprints in the form of cell-free DNA. In people, these tiny fragments of DNA can be found in the bloodstream.

First contracting human muscle grown in laboratory

In a laboratory first, Duke researchers have grown human skeletal muscle that contracts and responds just like native tissue to external stimuli such as electrical pulses, biochemical signals and pharmaceuticals.

3-in-1 optical skin cancer probe

As thousands of vacationers hit the beach this summer, many of them will expose their unprotected bare limbs to direct UV sunlight, potentially putting them at risk of skin cancer later in life. To fight back, scientists ...

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