Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
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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 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.
Snapshots from an annual meeting that celebrates the birth of a prominent biologist
A conference, started 10 years ago partly as a disease ecologist’s birthday party, has become one of the most valued meetings in the field.
Large RNA-protein packets use a novel mechanism to escape the cell nucleus.
Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
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