A prospective, multi-center, open-label, single-arm phase 2b study of autologous adult live cultured buccal epithelial cells (AALBEC) in the treatment of bulbar urethral stricture.

To evaluate the safety and efficacy of autologous adult live cultured buccal epithelial cells (AALBEC) in treatment and management of bulbar urethral stricture in men.

This was a prospective, multi-center, open-label, single-arm phase 2b study.