'Antigen exposure' presentation slideshows

HYPERSENSITIVITY

466 views • 21 slides

Hypersensitivity Reactions:

Hypersensitivity Reactions:. Definitions: Hypersensitivity reactions : inflammatory immune responses induced by repeated antigen exposure resulting in host tissue damage. Allergen : is a nonparasitic antigen capable of stimulating hypersensitivity reactions. . Types of Hypersensitivity: .

1.01k views • 18 slides

Tolerance

Tolerance. Tolerance refers to an antigen induced specific unresponsiveness. Induction of tolerance an experiment of nature. Dizygotic twins in cows. Experimental induction of tolerance. The chimaeric mouse. Factors which affect response. Favor immune response. Favor tolerance.

1.34k views • 15 slides