Western Blot: Siglec-3/CD33 RNAi [H00000945-R01V] - Analysis of CD33 over-expressed 293 cell line. Lane 2 cotransfected with CD33 Validated Chimera RNAi or non-transfected control. Blot probed with H00000945-M01. GAPDH (36.1 kDa) used as loading control.