PERTH, Australia – Adelaide-based Bionomics Ltd.'s lead candidate, BNC-210, failed to meet the primary endpoint of decreasing symptoms in patients with post-traumatic stress disorder (PTSD) in its phase II trial, and the company is stopping development in PTSD. Shares of Bionomics (ASX:BNO) closed Tuesday at A17 cents (US12 cents), down A33 cents, or 66 percent, on the news.