- Allergen - Wikipedia
When an allergen enters the body of an individual that is predisposed to allergies, it triggers an immune reaction and the production of antibodies These allergen antibodies migrate to mast cells lining the nose, eyes, and lungs
- Allergens: Types, Function, Risks - Verywell Health
Key Takeaways Allergens are substances that cause the body to produce an allergic reaction Common allergy symptoms include a runny nose, congestion, cough, and sneezing Allergy treatment involves avoiding the allergen and using over-the-counter medications
- Allergen: MedlinePlus Medical Encyclopedia
As a result, the immune system reacts by making a type of antibody called immunoglobulin E (IgE) to defend against the allergen This reaction leads to allergy symptoms
- Allergen | Description, Types, Immune Response | Britannica
Allergens may be naturally occurring or of synthetic origin and include pollen, mold spores, dust, lint, animal dander, insect debris, foods, blood serum, and drugs
- Allergies - Symptoms and causes - Mayo Clinic
Allergies happen when the immune system reacts to a foreign substance that gets inside the body These substances are known as allergens They include pollen, bee venom and pet dander Allergies also can happen due to certain foods and medicines that don't cause reactions in most people
- Food Allergies | FDA
Food allergies occur when the body's immune system reacts to certain proteins in food Food allergic reactions vary in severity from mild symptoms involving hives and lip swelling to severe,
- Allergens | National Institute of Environmental Health Sciences
How a person reacts to an allergen depends on how they come in contact with it In many people, allergic reactions occur on the skin and in the airways and mucous membranes
- Allergies: Types, Symptoms, Treatment Management
Inhaling, eating or touching something you’re allergic to activates mechanisms meant to protect you and flush the allergen out of your system This causes your symptoms, which can sometimes be life-threatening You generally have to be exposed to a substance more than once before you’ll react to it
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