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Between Enterobacter aerogenes and Enterobacter cloacae, which are positive or negative for methyl red and Voges Proskauer test results?
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- Between Enterobacter aerogenes and Enterobacter cloacae, which are positive or negative for phenylalanine deaminase and ornithine decarboxylase test results?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?How do you identify Enterobacter aerogenes for the Urea test?
- Based on the journal article “Interpretation of the Tube Coagulase Test for Identification of Staphylococcus aureus”, what should be the result to conclude the organism is S.aureus? When is it necessary to have supplemental tests done for the identification of S.aureus?Is tripple sugar iron test a efficient test for unknown intestinal bacteria?Between Proteus mirabilis and Proteus vulgaris which are positive or negative for ornithine decarboxylase test results?
- For which of the five hydrolysis tests (starch, casein, triglycerides, tryptophan, and urea) would a positive test result be expected for: a. the etiologic agent of acne, Propionibacterium acnes? Explain. b. the etiologic agent of gastric ulcers, Helicobacter pylori? Why would this activity be advantageous in this environment?Other than the PYR test, what is another use of the PEP reagent?What is the chemical basis of the Xanthoproteic Test? Give the chemical reaction involved.