Fig. 2From: Graft versus host disease and microchimerism in a JAK3 deficient patientSkin biopsy of the patient show acanthosis and moderate to severe lymphocytic and histiocytic infiltration in upper and also hypodermis with vague granulomatous formation. Also granulation inflammation with presence of acid fast bacilli is visible (Ziehl–Neelsen staining)Back to article page