With Taxol, chromosomes divide and get conquered

New mechanism discovered for decades-old cancer drug

MIXED UP  Human breast cancer cells from women treated with the chemotherapy drug paclitaxel abnormally split into more than two cells (shown in a micrograph, with alpha-tubulin, a protein involved in cell division, in red and DNA in blue). The progeny cells have jumbled chromosomes and tend to die.

Lauren M. Zasadil and B. A. Weaver

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A popular cancer drug has previously undiscovered tricks up its sleeve.