The SBSRN is intended to encourage sharing of resources; to host an annual scientific meeting; to provide a forum for a national mentoring program for junior and translational investigators; and to promote collaborative multi-site research. The District of Columbia Developmental Center for AIDS Research (DC D-CFAR) is pleased to host the 7th National Scientific Meeting on October 23-24, 2013, on the campus of The George Washington University in Washington, DC.