Being A Control Freak Aids Dividing Cells

Wednesday, July 30, 2008 - 00:28 in Biology & Nature

A dividing cell tags more than 14,000 different sites on its proteins with phosphate, a molecule that typically serves as a signal for a variety of biological processes. This preponderance of signals -- more than twice the number identified by past studies -- suggests that the cell may become a control freak during the division process, regulating each of its parts, no matter how obscure. Understanding how cell division works is essential for understanding a host of diseases and conditions, from cancer to pediatric heart defects.

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