Hypersensitivity Flashcards
Type I hypersensitivity immune mediator
IgE
Type II hypersensitivity immune mediator
IgG
Type III hypersensitivity immune mediator
IgG
Type IV hypersensitivity immune mediator
T cells
Type I hypersensitivity antigen type
Soluble
Type II hypersensitivity antigen type
Cell-associated or cell-surface
Type III antigen type
soluble
Type IV antigen type
Soluble or cell-associated
Mast cells play a major role in this type of reaction
Type I
Type I reactions are also known as
Immediate-type
Type II reactions are also known as
modified self
Type III reactions are also known as
immune complex
Type IV reactions are also known as
delayed-type
Which T cell type helps in production of IgE?
Th2 (not Th1!)
Only one hypersensitivity reaction starts within minutes of exposure to the antigen
Type I