J. Du, Z. Tian, Y. Sui, M. Zhao, Q. Song, S. Cannon, P. Cregan, and J. Ma. Pericentromeric effects shape the patterns of divergence, retention, and expression of duplicated genes in the paleopolyploid soybean. The Plant Cell 2012,24: 21-32

http://www.plantcell.org/content/24/1/21.long