the monoclonal antibody ( f 10-89-4 ) described in this study recognizes an antigen which by quantitative absorption analysis is absent from human brain , kidney , liver , heart , erythrocytes , platelets and normal serum , but is present on spleen , lymph node , chronic lymphatic leukemia cells , bone marrow , thymus and granulocytes at a ratio of 1:1:0.8:0.3:0.1 , respectively .
C0005953
bone marrow
C0018183
ratio