2.1 Pathogens - Attackers from the Microworld

2.2 Influenza - Viruses as Globetrotters

2.3 Borreliosis - Bacteria as Chameleons

2.4 Tuberculosis - Bacteria as Stowaways

2.5 Malaria - One-cells as Quick-change Artists

2.6 Creutzfeld-Jakob Disease - Prions as Frauds