Using CRISPR/Cas9 for generation the cd209 knockout is a way to get cattle breeds resistant to the Bovine leukemia virus (BLV)Alexey V. Deykin, Marina V. Kubekina, Yulia Yu. Silaeva, Anna S. Krivonogova and Albina G. IsaevaE3S Web Conf., 176 (2020) 01007DOI: https://doi.org/10.1051/e3sconf/202017601007