Q. Regarding hypersensitivity reactions (Solved)
1. In anaphylaxis, IgE is bound to mast cells by their Fab portions to release vasoactive amines
2. Goodpasture’s syndrome is an example of type III hypersensitivity reaction
3. Farmer’s lung is a type III reaction to micropolyspora species
4. Delayed hypersensitivity is mediated by macrophages
5. The Mantoux reaction is a form of contact hypersensitivity
- c. Farmer’s lung is a type III reaction to micropolyspora species