摘要：Sera from several animal species were subjected to serological tests for antibodies against types A and B influenzaviruses of human origin. Of the swine sera, 13% were positive by the haemagglutination-inhibition test for the human A strain and, of those, 68% were also positive by the neuraminidase-inhibition test. None of the sera tested was positive for the B strain. Full text Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (316K), or click on a page image below to browse page by page. Links to PubMed are also available for Selected References . 378 379 380
