- 67 people from several US states became ill in late 2006 with bloody diarrhea and abdominal cramps after consuming raw food from Taco Bell. 51 people were hospitalized and 8 developed kidney failure. - Tests identified the culprit as likely being Escherichia coli (E. coli), a gram-negative bacterium normally found in the intestines of mammals. E. coli was found to be sensitive to chloramphenicol and tetracycline antibiotics. - E. coli is spread through fecal-oral transmission and can contaminate food and water sources when fecal matter gets into the environment through farming practices like manure fertilization or irrigation with contaminated water. Chloramphenicol is effective at curing E