nucleosome

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See also: nucléosome

English[edit]

Etymology[edit]

From nucleo- +‎ -some, and to evoke the older name nu body. Coined by P. Oudet et al. in 1975 (see quotation below).

Noun[edit]

nucleosome (plural nucleosomes)

  1. (genetics) Any of the subunits that repeat in chromatin; a coil of DNA surrounding a histone core.
    • 1975, “Electron Microscopic and Biochemical Evidence that Chromosome Structure Is a Repeating Unit”, in Cell, PMID 1122558, page 9:
      We have termed these particles “nucleosomes,” to evoke their nuclear origin and their resemblance to the “nu” (ν) bodies described by Olins and Olins (1974).

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