Vaccine cross-protection key in circovirus

As porcine circovirus strains mutate, make sure vaccines provide cross-protection.

Boehringer Ingelheim Vetmedica Inc. (BIVI) recently conducted a widespread field trial on 48 farms to determine if its Ingelvac CircoFLEX vaccine is providing protection to pigs exposed to modern strains of porcine circovirus type 2 (PCV2), including PCV2d.

"Mutations in PCV2 do occur, and virus evolution is inevitable," Dr. Eduardo Fano, BIVI technical manager, said. "We continuously track and monitor each new strain that is discovered and ensure vaccination continues to protect t

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