Fig. 4From: Flow cytometry optimizing the diagnostic approach in inborn errors of immunity: experience from EgyptHistograms showing the Flow cytometry assay of a DOCK8 deficiency patient: A. gating on B cells: 87.3% of the B cells were CD27-IgD−, B. An overlay of the DOCK8 expression of the patient (in red) and the control (in orange)Back to article page