Houston Business Journal - Dec. 14, 2006 Armed with a $9.5 million cash infusion, The University of Texas Medical Branch at Galveston expects to begin human trials in 2008 of a new influenza vaccine that could revolutionize the war on worldwide flu epidemics. UTMB received the three-year grant from the Bill & Melinda Gates Foundation to develop a vaccine that links two previously independent mechanisms of human immune defense, known as innate and adaptive immunity. Bill Gates is the philanthropic founder of Microsoft Corp.