 ROCKVILLE, Md., April 28, 2021 PRNewswire -- Synthetic Biologics, Inc. NYSE American: SYN, a diversified clinical-stage company leveraging the microbiome to develop therapeutics designed to prevent and treat gastrointestinal GI diseases in areas of high unmet need, announced today that the Company intends to release its operational highlights and financial results for the quarter ended March 31, 2021 on Wednesday, May 5, 2021, and to host a conference call the same day at 4:30 p.m. 