Radiation Leukemia Virus: Quantitative Tissue Culture Assay
Peter J. Fischinger 1 and
Timothy E. O'Connor 1
1 Section of Molecular Virology, Leukemia and Lymphoma Branch, National Cancer Institute, Bethesda, Maryland 20014
Radiation leukemia virus does not propagate in tissue cultures from either Swiss or C57BL mouse embryos, but it does augment focus formation by the defective Moloney leukemia pseudotype of murine sarcoma virus in Swiss mouse cells and thus can be quantitatively assayed.