NCR2 and lymphoma: In spite of a very high NKp44/NCR2 expression by one HIV + lymphoma with <300 CD4+ lymphocytes/mm3 (MFIr =6.21), this group tended to express lower NKp44/NCR2 than HIV + patients with >300 CD4+ lymphocytes/mm3 (M = 1.42 IQR[1.320-1.765] vs 1.80[1.543-2.115], p = 0.06).