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Molecular evolution: recent cases of spliceosomal intron gain?
J M Logsdon1, A Stoltzfus, W F Doolittle
1Program in Evolutionary Biology Canadian Institute for Advanced Research Department of Biochemistry Dalhousie University Halifax, Nova Scotia, Canada B3H 4H7. jlogsdon@cs.dal.ca
Current Biology : CB
|August 26, 1998
Abstract:
The 'introns-late' theory holds that spliceosomal introns have been added to genes during eukaryotic evolution. Few clear examples of recent intron gains have been well documented, but two such cases have now been reported, one with possible identification of the source of the intron.