University of South Carolina School of Medicine: Alvin Fox's "Anaerobes and Pseudomonas-Opportunistic Infections"
Read the section titled "Anaerobic Spore-Formers (Clostridia)." The clostridium genus produces the botulinum toxin that causes botulism. The toxin is a major cause of human food poisoning throughout the world. Take advantage of the PowerPoint lecture slides as you study.