We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleIntrons and the origin of nucleus–cytosol compartmentalization.AuthorsMartin, William; Koonin, Eugene V.PublicationNature, 2006, Vol 440, Issue 7080, p41ISSN0028-0836Publication typearticleDOI10.1038/nature04531