Fig. 1From: Blood CD3-(CD56 or 16)+ natural killer cell distributions are heterogeneous in healthy adults and suppressed by azathioprine in patients with ANCA-associated vasculitidesGating strategy for NK cells in vasculitis center 1. a Definition of leucocyte subpopulations of monocytes and lymphocytes by CD45 and sideward scatter (SS). b Exclusion of contaminating monocytes in the lymphocyte subpopulation by gating out CD3-CD4dim cells. c Identification of CD19+ B-cells and CD3+ T-cells by CD3 versus CD19 staining. d Identification CD16+ or CD56 + NK cells by co-staining of CD16 and CD56 versus CD3Back to article page