11. Fluorescent treponemal antibody test is an example of
A. indirect immunofluorescence
B. direct immunofluorescence
C. both (a) and (b)
D. none of these
12. Counter-immunoelectrophoresis is used for the detection of
A. Meningococcal antigen
B. Hepatitis B surface antigen
C. Alpha-fetoprotein
D. All of these
13. The test (s) based on the principle of toxin neutralization is/are
A. Nagler’s reaction
B. Schick test
C. both (a) and (b)
D. none of these
14. Slide agglutination reaction is/are useful for the identification of the culture(s) of
A. Shigella
B. Vibrio cholerae
C. Salmonella
D. All of these
15. Amount of various immunoglobulin classes can be measured by
A. double diffusion in one dimension
B. single diffusion in two dimensions
C. single diffusion in one dimension
D. double diffusion in two dimensions
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