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Influenza A Virus in Swine (IAV-S) Laboratories

Last Modified: September 10, 2026

There are 46 laboratories approved for influenza A virus in swine (IAV-S) testing. Of these laboratories, all 46 are approved for matrix polymerase chain reaction (PCR); 14 for virus isolation; and 19 for sequencing.

View the full list of NAHLN laboratories approved for IAV-S testing.