Evolutionary BiologybioRxiv
Fitness effects of CRISPR endonucleases in Drosophila melanogaster populations
A. M. Langmüller, J. Champer, S. Lapinska…·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.
DOI 10.7554/elife.71809