the 10 double-stranded rna gene segments of 2 vaccinal strains of bluetongue virus ( btv ) serotype 10 that are used in the united states ( btv ca8 california and bt-8 colorado ) , and a btv-10 isolate recently obtained from infected sheep in washington ( state ) were characterized by oligonucleotide fingerprint analyses .
C0041703
united states
C0009399
colorado