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Unformatted text preview: opportunistic bacterium. It is a source for urinary tract infections, respiratory system infections, dermatitis, soft tissue infections, joint infections, gastrointestinal infections and a variety of systemic infections. Being opportunistic bacteria it affects people with weak immune system, like for e.g. AIDS patients. Salmonella typhimurium : It is one hazardous bacterium, thats notorious for causing typhoid fever. It also causes gastrointestinal diseases, and food poisoning. Yersinia pestis: This bacterium caused the plague in the olden days. This bacterium is capable of causing fatal illnesses....
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- Spring '08