COLUMBIA, Md.--(BUSINESS WIRE)--Osiris Therapeutics, Inc. (NASDAQ:OSIR) today announced that it is resuming enrollment in its clinical trial evaluating Prochymal for patients with treatment-resistant Crohn’s disease. The findings of an interim analysis showed that for the primary endpoint of disease remission, Prochymal is approaching statistical significance in the intent to treat (ITT) population, and has reached significance in the per protocol population. Additionally, the analysis showed that Prochymal continued to demonstrate a benign safety profile with no significant differences in any of the pre-defined safety outcomes compared to placebo.