Science (New York, N.Y.) Shipman SL, Nivala J, Macklis JD, Church GM. Molecular recordings by directed CRISPR spacer acquisition. Science. 2016 Jul 29; 353(6298):aaf1175. 2016 https://researcherprofiles.org/profile/33795838 27284167 Shipman SL, Nivala J, Macklis JD, Church GM