Persisting viral sequences shape microbial CRISPR-based immunity.
Weinberger AD, Sun CL, Plucinski MM, Denef VJ, Thomas BC, Horvath P, Barrangou R, Gilmore MS, Getz WM, Banfield JF. Persisting viral sequences shape microbial CRISPR-based immunity. PLoS Comput Biol. 2012; 8(4):e1002475.