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The
a) pigment production
b) bile hydrolysis lipase
c) bile susceptibility
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- Why do you suppose that Clostridium species are major causes of spoilage of canned foods?Name four different pathogenic groups of Escherichia coli.a. What are the distinctive morphological traits of Corynebacterium?b. How can the pseudomembrane be life threatening?c. What is the ultimate origin of diphtherotoxin?
- List the major physiological properties of the genus Bacteroides.Approximately 50% of the world’s population is colonised by Helicobacter pylori (H. pylori), yet only a fraction of the population develops gastric ulcers. A. Why is there a discrepancy between the frequency of H. pylori colonization and the frequency of gastric ulceration? Is H. pylori colonization responsible for gastric ulcers? B. Should a vaccine against H. pylori be developed and administered for everyone? Justify your reasoning.What disease is stichodactyla toxin used to treat?