Fig. 5From: Urethral reconstruction with autologous urine-derived stem cells seeded in three-dimensional porous small intestinal submucosa in a rabbit modelMacroscopy and retrograde urethrograms of retrieved urethras. a A normal urethra, b a wide urethra in the autologous USC-seeded SIS group, and c urethral strictures in the group that received treated SIS alone (arrow)Back to article page