DIATOM GENE SHUFFLING. “The collected data suggests multiple gene transfers from the endo- and exosymbiont, from one genome to another, such as genes transferred from the algal plastid to the algal nucleus, and then incorporated into the host, in this case diatom, nucleus.”
http://jxb.oxfordjournals.org/content/early/2012/01/20/jxb.err441.full