)The Kirby-Bauer test measures the action of an antibiotic at multiple concentrations to which works best.
The following is staphylococcus aureus disk diffusion (Kirby-Bauer) antibiotic testing Which antibiotic could be selected as the best? Why? (justify your answer). Antibiotics - Testing Sensitivity Kirby-Bauer Method Staphylococcus aureus Chloramphenicol Lawn of IP vin. Streptomycin Streptomycin
1. How can you prove that antibiotic used in Kirby-Bauer (disk diffusion) test is bactericidal? How would you explain the presence of isolated colonies within an otherwise clear zone of inhibition produced in Kirby-Bauer (disk diffusion) test?
Using the Kirby-Bauer test to test antibiotic activity, what controls would you have?? From your results, how would you create a new antibiotic??
Below are images depicting the results of the Kirby-Bauer disk test. The same microbe was tested on all plates, but a different antibiotic was used on each plate. Which picture shows the antibiotic with the lowest MIC? 10000 Below are images depicting the results of the Kirby-Bauer disk test. The same microbe was tested on all plates, but a different antibiotic was used on each plate. Which picture shows the antibiotic that is the most effective? TO000
Why is identification of the infective agent and the Kirby-Bauer test for susceptibility necessary before prescribing an antibiotic?
2. The MIC, Kirby Bauer and E-TEST are all tests that are used to determine which antibiotics work against specific bacteria. a. Your patient comes in with a Staphylococcus aureus infection and you know that tetracycline kills S. aureus, but you want to prescribe the patient with the lowest concentration of tetracycline, which test would you conduct to find the lowest concentration that killed off S. aureus? b. Your patient comes in with a mystery bacterial infection. You want to...
Q11. when performing the Kirby-Bauer antibiotic test, the proper way to inoculate the bacteria on the agar plates is to (choose one) a. use a sterile loop and streak for isolated colonies b. use a sterile loop and inoculate using a zig-zag pattern on the plate c. use a sterile swab and streak for isolated colonies. d. use a sterile swab and cover the entire surface of the plate with the organism, creating a lawn of growth Q3. The term...
Kirby-Bauer Test time-lapse with E. coli and S. aureus Elapsed Time: 24 hours coll Il 0 :18/1:11 Ampicillin Gentamicin Neomycin Vancomycin Tetracycline Bacitracin Trimethoprim/ Sulfamethoxazole Optochin Penicillin Erythromycin Streptomycin Amoxicillin/ Clavulanic Acid E. coli HD Q : II 0 - 0:33/1:11 3. Which of your organisms appears more susceptible to penicillin? 4. Which of your organisms appears difficult to treat with the selected antibiotics? 5. What is the difference between G+ and G-in reference to the selected antibiotics? 6. Which...
What is the difference between a Kirby-Bauer susceptibility test, E-test diffusion test, and tube dilution test? What do they have in common?
16 Name: Section Lab Report Date Observations and Results Part A: Kirby-Bauer Antibiotic Sensitivity Test Procedure 1. Record the zone size and the susceptibility of each test organism to the chemotherapeutic agent as resistant (R), intermediate (1), or sensitive (S) in the charts below. E coli P. vulgaris GRAM-NEGATIVE Paeruginosa Zone Size Susceptibility ACID-FAST M. smegmatis Zone Size Susceptibility Chemotherapeutic Zone Size Zone Size Agent Susceptibility Susceptibility Penicillin Streptomycin Tetracycline Chloramphenicol Gentamicin Vancomycin Sulfanilamide 32 32 GRAM-POSITIVE E. faecalis S....