Cataract ex-traction is one of the most common surgeries in United States, with approximately 2 million proccdures performed each year. A nationwide outbreak of TASS in 2005 was attributed to a commercially distributed irrigating solution contaminated with endotoxin. Preventing TASS depends primarily on using oppropriatc protocols for cleaning and sterilizing surgical equipment and paying careful attention to all solutions, medications, and ophthalmic devices used during surgery.
factor that are encoded by plasmid genes are tetanus neurotoxin, heat-labile enterotoxin, and staphylococcal enterotoxin Other examples are dextransucrase, an enzyme produced by Streptococcus mutans that is involved in tooth decay; adhesins