title: Evolution: he who grabs too much loses all.
abstract: Polyploidy can result in both evolutionary dead-ends and successful evolutionary transitions. A pair of recent papers indicates that adapting meiosis is a necessary step on the way to becoming a successful polyploid.
authors.affiliation: INRA, UMR1318, Institut Jean-Pierre Bourgin, RD10, F-78000 Versailles, France; AgroParisTech, Institut Jean-Pierre Bourgin, RD10, F-78000 Versailles, France. Electronic address: Eric.Jenczewski@versailles.inra.fr.
authors.forename: Eric
authors.initials: E
authors.lastname: Jenczewski
mesh_terms: D017360:Arabidopsis / Q000235:genetics*; D004171:Diploidy; D019143:Evolution, Molecular; D018745:Genome, Plant; D042822:Genomic Instability; D008540:Meiosis; D011123:Polyploidy; D057891:Tetraploidy