examination by fluorescein labelled antibodies of cells in suspensions prepared from the biopsies revealed a monotypic surface ig positive population in one case and a surface or cytoplasmic ig kappa : lambda light chain imbalance in a further two cases consistent with neoplastic b cell involvement : in all cases the proportion of cells failing to express ig or t cell markers ranged from 24 to 75 % .
C0003241
antibodies
C0034789
surface ig