Fitness effects of CRISPR endonucleases in Drosophila melanogaster populations
A. M. Langmüller, J. Champer, S. Lapinska, L. Xie, M. Metzloff, J. Liu, Y. Xu, A. G. Clark, P. W. Messer
This study evaluates fitness costs of CRISPR/Cas9 in Drosophila by tracking allele frequencies of transgenic constructs, finding moderate off-target costs but no direct Cas9 costs, with Cas9HF1 minimizing off-target effects.
bioRxiv · May 13, 2021Evolutionary Biology