derived from the same tumor a RAW 309F.1.1; negative for surface immunoglobulin (sIg-) Thy-1.2(Thy-1.2-) and Ia(Ia-); the cells will pinocytose neutral red and phagocytose latex beads and zymosan; they will also lyse antibody coated sheep erythrocytes; tested and found negative for ectromelia virus (mousepox)Tumorigenecity:Isoenzyme:Histopathology:macrophageSubculture:Subcultures are prepared by scraping.Split ratio:Media change:Reverse transcritase:ProductionAbelson murine leukemia virus (infectious); lysozyme