title: Spliceosomal introns: new insights into their evolution.
abstract: A new genome-wide analysis of spliceosomal introns indicates massive loss and gain of introns has taken place in many eukaryotic lineages. Only a small subset of the analyzed introns was present in the common ancestor of plants, fungi, animals and Plasmodium.
authors.affiliation: Department of Molecular and Cell Biology, University of Connecticut, 91 North Eagleville Road, Storrs, CT 06269-3125, USA.
authors.forename: Olga
authors.initials: O
authors.lastname: Zhaxybayeva
authors.forename: J Peter
authors.initials: JP
authors.lastname: Gogarten
mesh_terms: D019143:Evolution, Molecular; D007438:Introns / Q000235:genetics*; D008957:Models, Genetic; D010802:Phylogeny; D017381:Spliceosomes / Q000235:genetics*