Figure 3.

Bursts of DNA transposon activity. Horizontal bars represent the duration of bursts of Tc1-like DNA transposon in Salmo salar, based on earliest and latest branching. The shaded areas indicate the approximate timing of the genome duplication event (left) and further speciation events [4] (right).

de Boer et al. BMC Genomics 2007 8:422   doi:10.1186/1471-2164-8-422
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