Exam 6: Agglutination and Precipitation Reactions: the Unlabeled Immunoassays

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When we ran the serum of a patient who seems to be severely ill with arthritis at the lowest dilution suggested by the latex agglutination kit, the results were negative. What should we do?

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Agglutination is _____ sensitive than precipitation and _________requires that at least the antigen from either the patient or the kit is in a particulate form.

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The zeta potential is the

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To measure the amount of rheumatoid factor in a patient's serum, we perform

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To determine whether a patient has autoimmune hemolytic anemia, we can add anti-human immunoglobulin to the person's red blood cells, which is

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Nephelometry and turbidimetry differ because

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  The spur in the preceding reaction contains The spur in the preceding reaction contains

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A quantitative procedure

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Nephelometry

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  The antigen in well A is The antigen in well A is

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To increase agglutination, we could

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  If the antibody's concentration is the same in all the wells at the bottom of the double diffusion gel precipitation reaction in the figure If the antibody's concentration is the same in all the wells at the bottom of the double diffusion gel precipitation reaction in the figure

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Radial immunodiffusion can be used to measure

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Regarding the affinity of antibody to antigen,

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When a mom and a dad have the same ABO blood group but different RH blood typesand- mom is RH negative and dad RH is positiveto determine if mom has made anti-D-

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  In the Ouchterlony in the figure, In the Ouchterlony in the figure,

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In PETINA,

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Equivalence occurs when the

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Agglutination is

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