title: Ribosomal genes: safety in numbers.
abstract: The presence of inactive units in tandem arrays of ribosomal genes (rDNA) has been linked to increased transcriptional capacity, but a recent study indicates that inactive units are necessary for sister chromatid cohesion and genetic stability of rDNA.
authors.affiliation: Cell Cycle Group, MRC Clinical Sciences Centre, Imperial College London, Hammersmith Hospital, London W12 0NN, UK. luis.aragon@csc.mrc.ac.uk
authors.forename: Luis
authors.initials: L
authors.lastname: Aragón
mesh_terms: D002842:Chromatids / Q000378:metabolism; D020090:Chromosome Segregation; D004275:DNA, Ribosomal / Q000235:genetics*; D011506:Proteins / Q000235:genetics / Q000378:metabolism; D012270:Ribosomes / Q000235:genetics*; D012441:Saccharomyces cerevisiae / Q000235:genetics; D014158:Transcription, Genetic
chemical_list: D004275:DNA, Ribosomal; D011506:Proteins