one antibody ( 3b12 ) reacted weakly with epithelial cells from several sources , including normal bladder , while the second antibody ( 6.10 ) , which bound strongly to bladder carcinoma cells , was negative on bladder epithelium and bound ( weakly ) to only a small fraction of all epithelial cells tested except for epidermal cells and periosteum from embryos .
C0005682
bladder
C0699885
bladder carcinoma