TY - GEN AU - Arora,D J AU - Pavilanis,V AU - Robert,P TI - Two-step centrifugation method. A simplification of the density-gradient procedure for the purification of influenza virus SN - 0008-4166 PY - 1973///0806 KW - Animals KW - Body Fluids KW - Centrifugation, Density Gradient KW - Chick Embryo KW - Extraembryonic Membranes KW - Hemagglutination Tests KW - Hemagglutinins, Viral KW - analysis KW - Methods KW - Orthomyxoviridae KW - growth & development KW - Sucrose KW - Ultracentrifugation N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1139/m73-104 ER -