Western blot analysis of GUCA1A over-expressed 293 cell line, cotransfected with GUCA1A Validated Chimera RNAi ( Cat # H00002978-R01V ) (Lane 2) or non-transfected control (Lane 1). Blot probed with GUCA1A monoclonal antibody (M04), clone 2F7 (Cat # H00002978-M04 ). GAPDH ( 36.1 kDa ) used as specificity and loading control.