5.1 Microbial infection

5.2 Lymphoid tissues

5.3 Diagnostic bacteriology

5.4 Antimicrobial therapies

5.5 Hypersensitivity

5.6 Anti-viral agents

5.7 Lymphocytes

5.8 Immune tolerance

5.9 Immune Evasion

5.10 Vaccination

5.11 Diagnostic virology

5.12 Anaphylaxis

5.13 Immune response to infection