Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
The Scientist
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Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
From cardiovascular problems to neurological disorders, a plethora of new medical devices are reducing the need for surgery and improving the quality and safety of healthcare.
The science images and videos that captured our attention in 2012
The US Food and Drug Administration is taking steps to get new devices on the market sooner—and antibiotics may be next.
Researchers use the electric potential of a guinea pig’s inner ear to harvest enough energy to run a tiny sensor.
New noninvasive methods of selecting the most viable embryo could revolutionize in vitro fertilization.
Contributors
| November 1, 2012
Meet some of the people featured in the November 2012 issue of The Scientist.
Large RNA-protein packets use a novel mechanism to escape the cell nucleus.
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