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.
The second example of storing digital data in DNA affirms its potential as a long-term storage medium.
The science images and videos that captured our attention in 2012
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.
An Israeli company plans to synthesize DNA on demand for anyone, including those outside of research labs.
Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
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