SYN - .4749 Bid/Ask now at .49/.52 Synthetic Biologics Reports Preclinical Data Demonstrating SYN-005 Provides Protection from Pertussis in Neonatal Animal Study http://stockcharts.com/c-sc/sc?s=SYN&p=D&b=5&g=0&i=t15287147309&r=1492604983519 http://stockcharts.com/c-sc/sc?s=SYN&p=W&b=5&g=0&i=t23793791755&r=1492604998361