TY - GEN AU - Preble,O T AU - Youngner,J S TI - Selection of temperature-sensitive mutants during persistent infection: role in maintenance of persistent Newcastle disease virus infections of L cells SN - 0022-538X PY - 1973///1219 KW - Animals KW - Chick Embryo KW - Culture Techniques KW - Hemagglutinins, Viral KW - L Cells KW - microbiology KW - Mice KW - Mutagens KW - Mutation KW - Neuraminidase KW - Newcastle disease virus KW - growth & development KW - Nitrites KW - Temperature KW - Viral Plaque Assay KW - Virulence KW - Virus Replication N1 - Publication Type: Journal Article UR - https://doi.org/10.1128/JVI.12.3.481-491.1973 ER -