TY - GEN AU - Cooper,M D AU - Purchase,H G AU - Bockman,D E AU - Gathings,W E TI - Studies on the nature of the abnormality of B cell differentiation in avian lymphoid leukosis: production of heterogeneous IgM by tumor cells SN - 0022-1767 PY - 1974///1217 KW - Animals KW - Antibody Formation KW - Avian Leukosis KW - immunology KW - B-Lymphocytes KW - cytology KW - Bursa of Fabricius KW - Cell Differentiation KW - Chickens KW - Epitopes KW - Fluorescent Antibody Technique KW - Immunoglobulin A KW - analysis KW - Immunoglobulin Fragments KW - Immunoglobulin G KW - Immunoglobulin M KW - Liver KW - Spleen N1 - Publication Type: Journal Article ER -