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Updated: May 14, 2026

Analyzing the Function of Small GTPases by Microinjection of Plasmids into Polarized Epithelial Cells
Published on: May 31, 2011
Cell biology: polar expeditions for PP1
John C Meadows1, Jonathan B A Millar
1Division of Biomedical Cell Biology, Warwick Medical School, University of Warwick, Gibbet Hill, Coventry CV4 7AL, UK.
Abstract:
A new study shows that phospho-dependent expulsion of type-1-phosphatase (PP1) from the spindle pole by Fin1 (NIMA) kinase ensures switch-like activation of Cyclin B-Cdk1 at the G2/M transition.
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