KROK 1 2012 – Question 70 · KROK (Medicine) · Microbiology, Virology, and Immunology

Serological diagnostics of infectious diseases is based upon specific interaction with antigens. Specify the serological reaction that underlies adhesion of microorganisms when they are affected by specific antibodies in presence of an electrolyte:

  1. A. Neutralization reaction
  2. B. Hemadsorption reaction
  3. C. Complement-binding reaction
  4. D. Precipitation reaction
  5. E. Agglutination reaction
Hint

Consider the physical form of the antigen, whole microbial cells versus dissolved molecules, and what visible result antibody binding produces.

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