Allergy

ALLERGY Mainul Husain Department of Animal & Poultry Science University of Guelph Ontario, Canada

What is Allergy? ,[object Object],Origin of the Word “Allergy” ,[object Object],[object Object],[object Object],Some Allergic Conditions & Symptoms ,[object Object],[object Object]

Why Allergy Is Important? ,[object Object],[object Object],[object Object],[object Object]

Types of Allergy: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Types of Allergen ,[object Object],[object Object],[object Object]

Food Allergy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Characteristic of Food Allergens ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Foods Causing Allergy ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cells Involved In Allergic Reactions ,[object Object],[object Object],[object Object],[object Object]

A brief overview of T-cell differentiation and their route to allergy development IL-12 IL-4 ThP Cell Th2 Cell Th1 Cell IL-2 INF-  TNF LT IL-4 IL-5 IL-6 IL-9 IL-13 Predominant Antibody Response IgG2a IgE, IgG1 Biological Role Defense against intracellular pathogens Defense against large extracellular pathogens

Cellular & Molecular Mechanism of Allergy IL-4 IL-13 INF-  IL-12 IL-12 IL-10 Allergen Bacteria/Viruses Dendritic Cell Dendritic Cell Th2 Cell Th1 Cell B Cell IgE IL-3, IL-4, IL-6, IL-9 Mast Cell IL-3, IL-5, GM-CSF Allergen Eosinophil Inflammatory Mediators

Allergy

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Allergy