Cell Press, Current Biology, 12(19), p. R496-R498, 2009
DOI: 10.1016/j.cub.2009.04.049
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Immune evasion in the parasitic African trypanosome relies upon the silencing of variant surface glycoprotein genes that are found adjacent to telomeres. Work on the RAP1 telomere-binding protein now indicates that silencing spreads over a sufficient distance to repress these genes.