The assay represented in Figure is used to
A) detect antigen-specific antibodies in patient serum.
B) detect specific antigen in patient serum.
C) determine the titer of IgM in patient serum.
D) determine the presence of an antibody-modifying enzyme in a patient sample.
E) detect cytopathic effects of viral infection.

Question

The assay represented in Figure is used to
A) detect antigen-specific antibodies in patient serum. 
B) detect specific antigen in patient serum. 
C) determine the titer of IgM in patient serum. 
D) determine the presence of an antibody-modifying enzyme in a patient sample. 
E) detect cytopathic effects of viral infection.

Quizplus · Accepted Answer

The assay represented in the figure is an enzyme-linked immunosorbent assay (ELISA), which is commonly used to detect antibodies against a specific antigen in a patient's serum. This makes choice A, "detect antigen-specific antibodies in patient serum," the correct answer.

The Assay Represented in Figure Is Used to