Topics course. This course examines the impact of infectious diseases on our society. New pathogens have recently been identified, while existing pathogens have warranted increased investigation for multiple reasons, including as causative agents of chronic disease and cancer and as agents of bioterrorism. Specific emphasis on the molecular basis of virulence in a variety of organisms is addressed along with the diseases they cause and the public health measures taken to address these pathogens. Prerequisites BIO 202, or BIO 204. Recommended: BIO 306.