Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
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Textbook Question
Chapter 18, Problem 5R
Explain the effects of excess antigen and antibody on the precipitation reaction. How is the precipitin ring test different from an immunodiffusion test?
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Chapter 18 Solutions
Microbiology: An Introduction
Ch. 18 - Which could cause the disease it is supposed to...Ch. 18 - Define the following terms, and give an example of...Ch. 18 - DRAW IT Label the components of the direct and...Ch. 18 - How are monoclonal antibodies produced? What is...Ch. 18 - Explain the effects of excess antigen and antibody...Ch. 18 - Prob. 6RCh. 18 - How does the antigen in an agglutination reaction...Ch. 18 - Match the following serological tests in column A...Ch. 18 - Prob. 9RCh. 18 - Prob. 10R
Ch. 18 - Prob. 1MCQCh. 18 - Prob. 2MCQCh. 18 - Prob. 3MCQCh. 18 - Prob. 4MCQCh. 18 - Prob. 5MCQCh. 18 - Prob. 6MCQCh. 18 - Prob. 7MCQCh. 18 - Test used to identify rabies virus in the brain of...Ch. 18 - Prob. 9MCQCh. 18 - Prob. 10MCQCh. 18 - What problems are associated with the use of live...Ch. 18 - Prob. 2ACh. 18 - Prob. 3ACh. 18 - Which of the following is proof of a disease...Ch. 18 - Prob. 2CAECh. 18 - Prob. 3CAECh. 18 - Prob. 4CAE
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- What is a secondary antibody in an ELISA test?arrow_forwardWhich 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 toxinarrow_forwardAll of the following are used in a direct ELISA, except: A) Primary enzyme linked antibody B) Substrate C) Secondary enzyme linked antibody D) Primary antibodyarrow_forward
- What are the differences between “O” and “H” antigen? Differentiate Widal from Weil-Felix test. The strains of Proteus vulgaris are used in Weil-felix reaction. Explain why.arrow_forwardExplain the reasons for changes in antibody titer for a singleinfectious agent, from the acute phase through the convalescentphase of the infection.arrow_forwardIs 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.arrow_forward
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