Ulfar Bergthorsson

Widespread horizontal transfer of mitochondrial genes in flowering plants

Ulfar Bergthorsson, Keith L. Adams, Brendan Thomason et al. · Nature · 2003 · 602 citations

Life Sciences, Genetics, Plant Biology +11

Ohno's dilemma: Evolution of new genes under continuous selection

Ulfar Bergthorsson, Dan I. Andersson, John R. Roth · Proceedings of the National Academy of Sciences · 2007 · 413 citations · Full text

Life Sciences, Biology, Evolutionary Biology +16

Massive horizontal transfer of mitochondrial genes from diverse land plant donors to the basal angiosperm <i>Amborella</i>

Ulfar Bergthorsson, Aaron O. Richardson, Gregory J. Young et al. · Proceedings of the National Academy of Sciences · 2004 · 269 citations · Full text

Life Sciences, Plant Biology, Plant Sciences +14

Distribution of chromosome length variation in natural isolates of Escherichia coli

Ulfar Bergthorsson, Howard Ochman · Molecular Biology and Evolution · 1998 · 219 citations · Full text

Life Sciences, Genetics, Microbiology +15

Amplification–mutagenesis: Evidence that “directed” adaptive mutation and general hypermutability result from growth with a selected gene amplification

Heather Hendrickson, E. Susan Slechta, Ulfar Bergthorsson et al. · Proceedings of the National Academy of Sciences · 2002 · 175 citations · Full text

Life Sciences, Biology, Genetics +17