Abstract
Sweet orange is one of the Citrus species most affected by Huanglongbing (HLB), a disease caused by the bacterium Candidatus Liberibacter spp. (CLas) which is considered a threat to Citriculture worldwide. As all commercial Citrus species are susceptible to HLB, the development of tolerant varieties has become the biggest challenge for Citriculture. Site-specific gene editing performed us…