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An organelle near the nucleus of a cell that contains the centrioles (in animal cells) and from which the spindle fibers develop in cell division.
- ‘In most animal cells, the centrosome contains a pair of centrioles, which consist of an array of microtubules.’
- ‘A legacy of these ancient symbiotic interactions is that eukaryotic cells continue to show tight links between nuclei, centrosomes and microtubules in the form of Cell Bodies.’
- ‘The astral microtubule arrays around the centrosomes, like the nuclei, are visible as areas that are largely devoid of yolk granules.’
- ‘At metaphase, centrosomes initiate the bipolar microtubule spindle.’
- ‘On one hand, angiosperm cells lack centrosomes as microtubule organizing centres and are missing the contractile ring which serves as a tool for cytokinesis in animal cells.’
Late 19th century: from Latin centrum (see center) + Greek sōma body.
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