Prof. Michael Friedman (center), the Adolph D. and Horty Storch Professor of Pharmaceutical Sciences, of the School of Pharmacy at the Faculty of Medicine, Prof. Michael Sela (right), the Betty and D. Walter Cohen Professor of Clinical Periodontal Research, Prof. Doron Steinberg (left) and Prof. Aubrey Soskolne of the Faculty of Dental Medicine, developed PerioChip, a degradable sustained release delivery system for the treatment of periodontal disease through the release of an antibacterial agent into the periodontal pockets. PerioChip is manufactured and distributed worldwide by Dexcel Pharma (Israel).