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Before using the API® Staph System, what tests should be performed on bacteria to confirm that they are staphylococci?
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- What is the advantage of using Molecular data compared to plated culture or biochemical techniques in identifying bacterial species, especially for oral microbes ?On Aseptic Techniques: What is/are the instances/situations that each method of inoculation is to be used?Why are aseptic techniques implemented during inoculation?
- What are the possible reasons why culture plates may have too many colonies despite performing serial dilutions and OD600 readings?What biochemical tests did we use to distinguish staphylococci from streptococci?Explain why culture based biochemical and genetic testing would not be the ideal method to identify the microbe.
- After running a novobiocin sensitivity test, the zone of inhibition diameter measured 14 mm for one of the staphylococcus organisms. Based on this diameter, the organism is presumed to be__________Please briefly explain detection methods of counting microorganism? Please answer at your own words.What is an E-test strip, and what is it used for in the microbiology laboratory? Draw a diagram of an E-test strip.
- What media do we use to visualize and differentiate hemolytic bacteria? List the different types of hemolysis and describe what they would look like on laboratory media.What are the advantages and disadvantages of plate count technique over other methods of quantifying microbial populations?Based on the found under #4 inoculating plates order, and the definitions above, what can you assume the order of plating cultures is based on? *