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Related Concept Videos

Allergic Reactions: Anaphylaxis01:30

Allergic Reactions: Anaphylaxis

Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...
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Allergic Drug Reactions01:27

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Allergic reactions related to drugs are hypersensitivity responses driven by the immune system and bear no connection to the drug's therapeutic action. While drugs in isolation do not trigger an immune response, they can interact with endogenous proteins to form antigens. These antigens stimulate lymphocytes to produce antibodies. IgE-type antibodies attach themselves to mast cells. Upon subsequent exposure to the same stimulus, the antigen-antibody interaction is initiated, unleashing numerous...
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Drug Toxicity: Allergic Reactions

Drug-related allergies are immune-mediated responses triggered by the administration of pharmacological agents. These hypersensitivity reactions are classified based on the immune mechanisms involved. The four primary types—Type I, II, III, and IV—are mediated by different immunological pathways and exhibit distinct clinical manifestations.Type I Hypersensitivity/ IgE-Mediated Reactions: Immunoglobulin E (IgE) immediately mediates Type I hypersensitivity reactions. Upon initial exposure to a...
Hypersensitivity Reactions: Immune-Complex Reactions01:19

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Type III hypersensitivity reactions occur when antigen–antibody complexes form and activate the complement system. Normally, these complexes help the clearance of antigens by phagocytes and red blood cells. However, when large numbers of immune complexes are present, they can deposit in tissues—particularly in the walls of blood vessels—leading to inflammation and tissue injury. These deposits trigger complement activation and neutrophil recruitment, resulting in serum sickness, a systemic...
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Hypersensitivities

Hypersensitivity, also known as a hypersensitivity reaction or allergic reaction, is a condition where the body's immune system reacts abnormally to a foreign substance. Such substances, that cause hypersensitivity are referred to as an allergen, could be something typically harmless to most people, like pollen or certain foods.
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Intranasal Immunization and Milk Collection in Studies of Maternal Immunization in New Zealand White Rabbits (Oryctolagus cuniculus)
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Intranasal Immunization and Milk Collection in Studies of Maternal Immunization in New Zealand White Rabbits (Oryctolagus cuniculus)

Published on: July 31, 2021

Cow-milk allergy.

E Isolauri1

  • 1Department of Paediatrics, University of Turku, 20520 Turku, Finland.

Environmental Toxicology and Pharmacology
|July 26, 2011
PubMed
Summary
This summary is machine-generated.

Genetic predisposition significantly influences allergies, with dietary antigens being common in infancy due to immature immune systems. Current antigen elimination strategies for cow

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Last Updated: May 30, 2026

Intranasal Immunization and Milk Collection in Studies of Maternal Immunization in New Zealand White Rabbits (Oryctolagus cuniculus)
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Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis
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Area of Science:

  • Immunology
  • Allergology
  • Gastroenterology

Background:

  • Hereditary predisposition is a primary factor in allergy development.
  • Hypersensitivity reactions manifest genetic predispositions to allergies.
  • Dietary antigens are key sensitizers in infancy due to immature immune systems and gastrointestinal barriers.

Purpose of the Study:

  • To address the limitations of current cow's milk allergy management.
  • To explore novel therapeutic strategies for allergic inflammation.
  • To investigate immunotherapy and gut barrier stabilization for cow's milk allergy.

Main Methods:

  • Review of existing literature on allergy pathogenesis and treatment.
  • Analysis of the role of immune system immaturity and gut barrier function.
  • Conceptualization of immunotherapy and gut mucosal barrier stabilization.

Main Results:

  • Antigen elimination is the current standard but often unsatisfactory for allergic inflammation control.
  • Infant food allergies peak due to immature immune and gastrointestinal systems.
  • New therapeutic avenues are critically needed for cow's milk allergy.

Conclusions:

  • Complete avoidance of cow's milk antigens is the primary treatment for cow's milk allergy.
  • Immunotherapy and gut mucosal barrier stabilization are promising future strategies.
  • Strengthening endogenous defense mechanisms is crucial for managing allergic conditions.