Allergy and Hypersensitivity K. J. Goodrum 2005 1 Fig.12.6 Early - - PowerPoint PPT Presentation

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Allergy and Hypersensitivity

• K. J. Goodrum

2005

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Fig.12.6

Early IL-4 response promotes Th2 development that drives B cell class switching to IgE

Fig.12.7

Secreted IgE “sensitizes” mucosal and connective tissue mast cells.

Fig.12.10

Secreted factors from activated mast cells

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Fig. 12.12

Secreted factors from activated eosinophils

Fig.12.16

Acute ,Late, and Chronic phase Type I Reactions.

Fig.12.18

Treatment of Type I Hypersensitivity

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• Fig. 13.8

Type II Cytotoxic reaction

SERUM SICKNESS (Type III hypersensitivity reaction) ARTHUS REACTION (Type III hypersensitivity reaction)

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• Fig. 12.21

Delayed Type Hypersensitivity or DTH (Type IV hypersensitivity reaction)

ALLERGIC CONTACT DERMATITIS (Type IV hypersensitivity reaction)