Pontvianne F, Blevins T, Chandrasekhara C, Mozgová I, Hassel C, Pontes OM, Tucker S, Mokros P, Muchová V, Fajkus J, Pikaard CS.

Genes Dev. 2013 Jul 15;27(14):1545-50. doi: 10.1101/gad.221648.113

Subnuclear partitioning of rRNA genes between the nucleolus and nucleoplasm reflects alternative epiallelic states.

A proportion of the rDNA repeats are silenced in cells that are do not have the highest transcriptional activity.