CD40 and urinary bladder carcinoma: To examine the effect of different forms of CD40 ligation on NORE1A expression, the CD40-expressing bladder carcinoma cell lines EJ, 253J and the CD40-negative MGHU3 bladder carcinoma cells were infected with RAdnCD40L (AdnL) or treated with sCD40L at a final concentration of 1 μg/ml.