Marianne Barrier Barrier, M., Bustamante, C. D., Yu, J. Y., & Purugganan, M. D. (2003). Selection on rapidly evolving proteins in the Arabidopsis genome. Genetics, 163(2), 723–733. Barrier, M., Robichaux, R. H., & Purugganan, M. D. (2001). Accelerated regulatory gene evolution in an adaptive radiation. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 98(18), 10208–10213. https://doi.org/10.1073/pnas.181257698 Barrier, M., Friar, E., Robichaux, R., & Purugganan, M. (2000). Interspecific evolution in plant microsatellite structure. GENE, 241(1), 101–105. https://doi.org/10.1016/S0378-1119(99)00463-1 Barrier, M., Baldwin, B. G., Robichaux, R. H., & Purugganan, M. D. (1999). Interspecific hybrid ancestry of a plant adaptive radiation: Allopolyploidy of the Hawaiian silversword alliance (Asteraceae) inferred from floral homeotic gene duplications. MOLECULAR BIOLOGY AND EVOLUTION, 16(8), 1105–1113. https://doi.org/10.1093/oxfordjournals.molbev.a026200