Genetically Distinct African Swine Fever Virus Genotype II Variant in Wild Boar, Spain, 2025-2026.
African swine fever virus genotype II was detected in wild boar in Spain in 2025 after >30 years of absence. Whole-genome sequencing and molecular follow-up of 8 representative cases identified a stable 9.8-kb deletion affecting the multigene family in the left variable region, defining an ASFV genotype II variant.
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