Article
Growing microtubules push the oocyte nucleus to polarize the Drosophila dorsal-ventral axis.
Science (New York, N.Y.) - 25 May 2012
Zhao Tongtong, Graham Owen S, Raposo Alexandre, St Johnston Daniel
Abstract excerpt
The Drosophila dorsal-ventral (DV) axis is polarized when the oocyte nucleus migrates from the posterior to the anterior margin of the oocyte. Prior work suggested that dynein pulls the nucleus to the anterior side along a polarized microtubule cytoskeleton, but this mechanism has not been tested. By imaging live oocytes, we find that the nucleus migrates with a posterior indentation that correlates with its...
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