Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBirth and Death of Orphan Genes in Rickettsia.AuthorsAmiri, Haleh; Davids, Wagied; Andersson, Siv G. E.PublicationMolecular Biology & Evolution, 2003, Vol 20, Issue 10, p1575ISSN0737-4038Publication typeArticleDOI10.1093/molbev/msg175