Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Chapter 17, Problem 8MC
Summary Introduction
Introduction:
A type of serological testing is the labeled antibody tests. These are so named because these tests require the molecules of antibodies which link to the labels (molecular) and could be easily detected.
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Which of the following is the correct pairing of an immunologic test and the subject to be identified? a. indirect ELISA test/an unknown microbial antigen b. direct fluorescence antibody test/an unknown antibody c. Western blot/an unknown microbial antigen or antibody d. agglutination test/an unknown soluble microbial toxin
Is rapid antibody testing a form of ELISA? Explain your answer.
How is an ELISA different from rapid antibody testing?
Describe how antibodies are used to detect the presence of a specific disease.
A technologist failed to notice that the centrifuge had not properly centrifuged the test tubes prepared for antibody identification. The time of centrifugation was 15 seconds instead of 30 seconds. What would be the potential error in the interpretation of this test? can please any one provide me ans?
Chapter 17 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 17 - Prob. 2TMWCh. 17 - Prob. 1MCCh. 17 - Prob. 2MCCh. 17 - Prob. 3MCCh. 17 - Prob. 4MCCh. 17 - Prob. 5MCCh. 17 - Prob. 6MCCh. 17 - Prob. 8MCCh. 17 - Prob. 10MCCh. 17 - Prob. 11MC
Ch. 17 - Prob. 12MCCh. 17 - Prob. 13MCCh. 17 - Prob. 14MCCh. 17 - Prob. 1TFCh. 17 - Prob. 2TFCh. 17 - Prob. 3TFCh. 17 - Prob. 4TFCh. 17 - ___________________ ELISA has basically replaced...Ch. 17 - Match the characteristic in the first column with...Ch. 17 - Identify the chemicals represented by this artists...Ch. 17 - Prob. 2VICh. 17 - Prob. 1SACh. 17 - What are the advantages and disadvantages of...Ch. 17 - Compare the advantages and disadvantages of...Ch. 17 - Prob. 4SACh. 17 - Prob. 5SACh. 17 - Compare and contrast herd immunity and contact...Ch. 17 - Prob. 7SACh. 17 - Is it ethical to approve the use of a vaccine that...Ch. 17 - Prob. 2CTCh. 17 - Discuss the importance of costs and technical...Ch. 17 - Prob. 4CTCh. 17 - Prob. 5CTCh. 17 - Prob. 6CTCh. 17 - Prob. 7CTCh. 17 - Prob. 8CTCh. 17 - Explain why many health organizations promote...Ch. 17 - Contrast a hemagglutination test with a viral...Ch. 17 - Prob. 11CTCh. 17 - Prob. 12CTCh. 17 - Prob. 1CM
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- If you were using the ELISA to look for the presence of antibodies and the sample gave a negative result, does this mean that there were no antibodies present? Explain.arrow_forwardTo diagnosis, we used a procedure known as a "sandwich ELISA" (Enzyme-Linked Immunosorbent Assay). 1.In the "ELISA sandwich," what is the "meat"? 2.Both patients A and B had positive results. Why are these two patients' outcomes so different? 3.What is one potential cause of an ELISA false negative result? What is one potential cause of an ELISA false positive result? What is another example of how an ELISA assay should be used?arrow_forwardDirect immunofluorescent tests use a labeled antibody to identifya. an unknown microbe b. an unknown antibody c. fixed complement d. agglutinated antigensarrow_forward
- What will you find at the center of a clear plaque? A. Absolutely nothing B. Prophages C. Uninfected bacterial cells D. Bacteriophages E. Lysogensarrow_forwardSerial dilutions are made in order to determine the level of the antibody in the sample. True or False ?arrow_forwardAntibodies can be divided into monoclonal and polyclonal. State the main difference between them. Which type of antibodies is more preferable in routine bioanalysis? Explain your answer.arrow_forward
- How would you differentiate the following structures when seen in an unstained smear: a. Phagocytes and Polymorphonuclear leukocytes b. RBC and Yeast cells c. Polymorphonuclear leukocytes and Blastocystis d. Plant hairs and Muscle fibersarrow_forwardYou have 4 ml of an antigen solution, how would you prepare a 3-fold dilution series such that you will have at least 2 ml of each dilution? Please draw a picture and explain, I don't understand what it means by 3-fold.arrow_forwardWhat secondary antibody would I need if I purchase a rabbit anti Bax antibody?arrow_forward
- You have 4 ml of an antigen solution, how would you prepare a 3-fold dilution series such that you will have at least 2 ml of each dilution? Please draw a picture and explain, I don't understand what it means by 3-fold. Please explain, no copy paste asaparrow_forwardWhich of the following components can be used in an ELISA? I. Polyclonal antibodies II. Monoclonal antibodies III. Protein A immobilized on agarose beads Select one: A. II and III only B. I only C. Il only D. I, II and III E. I and II only O O O O Oarrow_forwardWhat can you say about a positive latex agglutination test? Question 3 options: A It shows the patient is sick with the disease B It shows the patient has never been exposed to the disease C It shows the patient has both the antibodies and the antigen for a disease D It shows no agglutination E It shows the patient has the antibodies to a diseasearrow_forward
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