Spindle instability in a human oocyte. Live human oocyte expressing EGFP MAP4 (microtubules). Scale bar, 10 μm. Time displayed in hours. This material relates to a paper that appeared in the June 5, 2015 issue of Science, published by AAAS. The paper, by Zuzana Holubcova at the Medical Research Council in Cambridge, UK, and colleagues was titled, 'Error-prone chromosome-mediated spindle assembly favors chromosome segregation defects in human oocytes.'
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