title: Molecular evolution. Retroposon revivals.
abstract: Phylogenetic studies of the mouse L1 retroposon family show that the elements evolve through successively active subfamilies, which differ from each other by complete replacements of their promoter sequences.
authors.affiliation: Department of Genetics, University of Nottingham, Queens Medical Centre, UK.
authors.forename: J F
authors.initials: JF
authors.lastname: Brookfield
mesh_terms: D000818:Animals; D005075:Biological Evolution; D004251:DNA Transposable Elements; D004330:Drosophila / Q000235:genetics; D008322:Mammals; D051379:Mice / Q000235:genetics*; D010802:Phylogeny; D011110:Polymorphism, Genetic; D011401:Promoter Regions, Genetic; D018626:Retroelements
chemical_list: D004251:DNA Transposable Elements; D018626:Retroelements