logo

CuriousTab

CuriousTab

Discussion


Home Microbiology Antigen Antibody Reaction Comments

  • Question
  • Weil-Felix reaction is based on sharing of antigens between


  • Options
  • A. sheep RBCs and EB virus
  • B. mycoplasma and human O group RBCs
  • C. rickettsial antigens and antigens of certain strains of Proteus
  • D. none of these

  • Correct Answer
  • rickettsial antigens and antigens of certain strains of Proteus 


  • Antigen Antibody Reaction problems


    Search Results


    • 1. VDRL test is an example of

    • Options
    • A. Tube test
    • B. Ring test
    • C. Slide test
    • D. none of these
    • Discuss
    • 2. Precipitation reaction is relatively less sensitive for the detection of

    • Options
    • A. antigens
    • B. antigen-antibody complexes
    • C. antibodies
    • D. complement
    • Discuss
    • 3. In which of the following case a large lattice is formed?

    • Options
    • A. Antibody is in excess
    • B. Antigens and antibodies are in optimal proportion
    • C. Antigen is in excess
    • D. None of these
    • Discuss
    • 4. Ring test is used for

    • Options
    • A. C-reactive protein test
    • B. Ascoli's thermoprecipitation test
    • C. typing of streptococci and pneumococci
    • D. all of the above
    • Discuss
    • 5. Counter-immunoelectrophoresis is used for the detection of

    • Options
    • A. Meningococcal antigen
    • B. Hepatitis B surface antigen
    • C. Alpha-fetoprotein
    • D. All of these
    • Discuss
    • 6. Agglutination reaction is more sensitive than precipitation for the detection of

    • Options
    • A. antigens
    • B. antibodies
    • C. complement
    • D. antigen-antibody complexes
    • Discuss
    • 7. Precipitation reaction can be converted into agglutination reaction by coating soluble antigen onto

    • Options
    • A. bentonite particles
    • B. RBCs
    • C. latex particles
    • D. all of these
    • Discuss
    • 8. Monoclonal antibody production requires

    • Options
    • A. mouse splenic lymphocytes
    • B. mouse myeloma cells
    • C. both (a) and (b)
    • D. none of these
    • Discuss
    • 9. Quellung reaction is used for typing of

    • Options
    • A. Klebsiella pneumoniae
    • B. Streptococcus pneumoniae
    • C. Both (a) and (b)
    • D. None of these
    • Discuss
    • 10. Commercially available ELISA kits are used for the detection of

    • Options
    • A. rotavirus
    • B. hepatitis B surface antigen
    • C. anti-HIV antibodies
    • D. all of these
    • Discuss


    Comments

    There are no comments.

Enter a new Comment