food allergy. development of an allergic reaction

abdominal abnormal allergen allergens allergic allergy anatomy antibody antigen autoimmune bcell blood celiac cell damage dendritic dermatitis development diagram diet digestive disease disorder edema epithelial epithelium food gluten gut health histamine human ige illness illustration immune immunity immunology infection inflammation inflammatory infographic intestinal intestine mast mechanism mediator medical medicine penetration plasma pollen problem reaction response science skin synthesis tcell unhealthy vector