the enzyme immunoassay and neuraminidase activity inhibition test using polyclonal and monospecific antineuraminidase sera were employed to establish the similarities and differences in the antigenic structure of neuraminidase of influenza a viruses ( h1n1 ) , serovariant hsw1n1 , isolated from man in alma-ata ( ussr ) , 1984 , new jersey ( usa ) , 1976 , and pazardjik ( bpr ) , 1982 , as well as from swine and birds .
C0027971
new jersey
C0041703
usa