Article
Translation of polarity cues into asymmetric spindle positioning in Caenorhabditis elegans embryos.
Science (New York, N.Y.) - 20 Jun 2003
Colombo Kelly, Grill Stephan W, Kimple Randall J, Willard Francis S, Siderovski David P, Gönczy Pierre
Abstract excerpt
Asymmetric divisions are crucial for generating cell diversity; they rely on coupling between polarity cues and spindle positioning, but how this coupling is achieved is poorly understood. In one-cell stage Caenorhabditis elegans embryos, polarity cues set by the PAR proteins mediate asymmetric spindle positioning by governing an imbalance of net pulling forces acting on spindle poles. We found that the...
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