Staining with clone B-B7 (CD7) monoclonal antibody is illustrated by flow cytometry analysis of normal blood cells. Direct staining was performed using 10 microl of the FITC-conjugated antibody with 100 microl blood sample. The antibody was tested by flow cytometry using a lyse-washmethod on whole blood from healthy donors. Values are expressed in terms of the total lymphocyte count: Product code: AM39010FC-N (anti-CD7 FITC) Mean % positive: 80, 79 S.D.: 4, 60 % CV: 5, 69