ST. LOUIS, Missouri, Sept. 16 (TNSres) -- The Washington University School of Medicine issued the following news release: * * * Two grants totaling $30 million a year for 3 years support efforts to design vaccines, drugs for understudied virus families * * * Scientists at Washington University School of Medicine in St. Louis are laying the groundwork to rapidly respond to potential future pandemics caused by viruses from five understudied families. The effort, the aim of which is to develop  more PR