out of 118 monoclonal antibodies ( moabs ) directed against activation antigens on haematopoietic cells , 12 moabs recognizing nine distinct surface molecules were selected after a screening procedure to study the expression of the corresponding antigens on t cells from the pb , synovial fluid and synovial tissue of ra patients , and also on t cells from pb and spleens of controls .
C0005773
cells
C0229664
pb