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What would be the expected out come of bile esculin test If the bacteria is a pathogenic intestinal bacteria?
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- How would you interpret the following result of the Bile Esculin Test: "Growth of the bacteria is present however no darkening of the agar can be observed after 48 hours." Please explain.Please explain briefly how the Bile Esculin Test works. How is a positive test attained? What does the positive test tell us?EPKP O111: K58 is isolated from the feces of a sick child under 3 months of age with certain clinical manifestations in the bacteriological laboratory. 1. What diagnosis can be given to a child? 2.What method of microbiological diagnosis was used in this case? Describe its main stages. 3. Is it possible to use serodiagnosis to verification of coli-enteritis? What material is taken from the patient for this purpose and what is used: glass-agglutination test, direct agglutination test or IHAT?
- In a Triple Sugar Iron test, what are the results and (what should they look like) for the bacteria: Enterobacter aerogenes, Pseudomonas aeruginosa, Salmonella typhimurium, and Serratia marcescens?If there is a causal relationship between the presence of H. pylori and ulcers, how might you explain that 50% of the patients with a normal endoscopic examination were infected with the bacteria?Do the results from a confirmed coliform test represent total or faecal coliform and why?