title: Sex determination: ciliates' self-censorship.
abstract: Differentiation involves the expression of certain latent cellular characteristics and the repression of others. A new study has revealed how Paramecium uses short RNAs to delete information from the somatic genome of one of its two sexes.
authors.affiliation: MRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge Biomedical Campus, Cambridge, CB2 0QH, UK. Electronic address: garethb@mrc-lmb.cam.ac.uk.
authors.forename: Gareth
authors.initials: G
authors.lastname: Bloomfield
mesh_terms: D044127:Epigenesis, Genetic / Q000235:genetics*; D016678:Genome / Q000235:genetics*; D040582:Inheritance Patterns / Q000235:genetics*; D016805:Paramecium tetraurelia / Q000235:genetics*; D034741:RNA, Small Interfering / Q000235:genetics*
chemical_list: D034741:RNA, Small Interfering