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Nature Structural & Molecular Biology 15, 1001–1002 (1 October 2008) | doi:10.1038/nsmb1008-1001

Competing to destroy: a fight between two RNA-degradation systems

Genevi|[egrave]|ve Thon

In the field of heterochromatic gene silencing new factors are popping up at a good pace. In fission yeast RNA polymerases and degrading enzymes join the usual histone-modifying enzymes and sense and antisense transcripts are produced and degraded according to complex cell-cycle events.