1.Hypersensitivity: definition, classification, general mechanisms, allergens
2.Type I: Immediate hypersensitivity
3.Type II hypersensitivity: antibodies and cytotoxicity
4.Type III hypersensitivity: antibodies and immunes-complexes
5.Type IV hypersensitivity: delayed-type hypersensitivity
6.The Complement system
1.Definition
2.Mechanisms