German Cancer Research Center
Mathieu Gautier, Junichi Yamaguchi, Julien Foucaud, et al.
Fillip Port
Adair L Borges, Jenny Y Zhang, MaryClare Rollins, et al.
AND
Mariann Landsberger, Sylvain Gandon, Sean Meaden, et al.
Preprints describing new methods for CRISPR genome engineering