Prostate Cancer Research and Prevention Act - Amends the Public Health Service Act to authorize appropriations through FY2012 for: (1) the Secretary of Health and Human Services, acting through the Director of the Centers for Disease Control and Prevention (CDC), to make grants to states and local health departments to carry out preventive health measures related to prostate cancer; and (2) the Director of the National Cancer Institute to expand, intensify, and coordinate prostate cancer research activities.