ANTIGEN ANTIBODY REACTION QUIZ

Quellung reaction is used for typing of

Streptococcus pneumoniae

Klebsiella pneumoniae

None of these

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Weil-Felix reaction is based on sharing of antigens between

sheep RBCs and EB virus

mycoplasma and human O group RBCs

none of these

rickettsial antigens and antigens of certain strains of Proteus

TRUE ANSWER : ?
YOUR ANSWER : ?

Amount of various immunoglobulin classes can be measured by

single diffusion in two dimensions

double diffusion in one dimension

double diffusion in two dimensions

single diffusion in one dimension

TRUE ANSWER : ?
YOUR ANSWER : ?

In which of the following case a large lattice is formed?

Antigen is in excess

Antigens and antibodies are in optimal proportion

Antibody is in excess

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Counter-immunoelectrophoresis is used for the detection of

Meningococcal antigen

Alpha-fetoprotein

All of these

Hepatitis B surface antigen

TRUE ANSWER : ?
YOUR ANSWER : ?

Ring test is used for

typing of streptococci and pneumococci

All of these

Ascoli's thermoprecipitation test

C-reactive protein test

TRUE ANSWER : ?
YOUR ANSWER : ?

Slide agglutination reaction is/are useful for the identification of the culture(s) of

Vibrio cholerae

All of these

Salmonella

Shigella

TRUE ANSWER : ?
YOUR ANSWER : ?

Agglutination reaction is more sensitive than precipitation for the detection of

antigen-antibody complexes

antibodies

antigens

complement

TRUE ANSWER : ?
YOUR ANSWER : ?

Fluorescent treponemal antibody test is an example of

indirect immunofluorescence

none of these

both (a) and (b)

direct immunofluorescence

TRUE ANSWER : ?
YOUR ANSWER : ?

Monoclonal antibody production requires

both (a) and (b)

mouse splenic lymphocytes

mouse myeloma cells

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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