News Package (VIDEO) MediaSource This video is under embargo. Please login to access this video. Caption A new clinical trial at The Ohio State University Wexner Medical Center and two other sites is testing an innovative procedure that may provide hope in the fight against Alzheimer's disease. The non-invasive procedure opens the blood-brain barrier, a protective layer that shields the brain from infections or pathogens in the blood. However, this barrier also makes it nearly impossible to deliver therapeutics to the brain to treat neurodegenerative diseases such as Alzheimer's. Full broadcast quality available here: http://bit.ly/2J3EkBn Credit The Ohio State University Wexner Medical Center Usage Restrictions All multimedia is available for free and unrestricted media use with a courtesy to The Ohio State University Wexner Medical Center. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.