More Than 100 Patients Enrolled in Ongoing SHIELD II Phase 3 Trial of D-PLEX100 for the Prevention of Abdominal Colorectal Surgical Site Infections Unblinded Interim Analysis to be Conducted Once Approximately 400 Patients Complete Their 30-Day Follow-up; Top-line Results Expected in Second Half of 2024 New Preclinical Data Showed OncoPLEX Injected Intratumorally Reduced Tumor Volume and Improved Survival in New Animal Models Recent Successful $16 Million Financing Extends Company’s Cash Runway