Pugliese A, Negro-Ponzi A, Viano I, Santiano M
G Batteriol Virol Immunol. 1976 Jan-Jun;69(1-6):78-84.
Mengo, Vesicular stomatitis and Semliki forest viruses titered with trypsin modified mouse, goose, pigeon and human erythrocytes show HA titers 2-32 fold higher than with the same untreated cells.
