leukemia cells were also immunologically typed and divided into early pre-b- ( not reactive with antibodies to t-lymphocyte antigens , surface immunoglobulin-negative , cytoplasmic immunoglobulin-negative ) , pre-b- ( not reactive with antibodies to t-lymphocyte antigens , surface immunoglobulin-negative , cytoplasmic immunoglobulin-positive ) , b- ( not reactive with antibodies to t-lymphocyte antigens , surface immunoglobulin-positive ) , and t- ( reactive with antibodies to t-lymphocyte antigens ) subtypes .
C1517806
leukemia cells
C1292769
pre-b