Fig. 6

Expression for smooth muscle and CD90⁺ fibroblasts in cystitis, polyp and bladder cancer tissues. a and c Representative photomicrographs of smooth muscle and CD90⁺ fibroblasts with cystitis (n = 23), polyp (n = 6) and bladder cancer (n = 80) (original magnification × 10 and 20). b and d Quantitative analysis of smooth muscle and CD90⁺ fibroblast immunoreactive area of bladder sections (% of whole sections). Data are expressed as the mean ± SEM. Arrows show examples of positively stained cells. The scale bar means 100 μm