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Related Concept Videos

Allergic Reactions: Anaphylaxis01:30

Allergic Reactions: Anaphylaxis

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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,...
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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...
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Hypersensitivities01:30

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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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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...
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Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
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Related Experiment Video

Updated: May 5, 2026

Humanized Mediator Release Assay as a Read-Out for Allergen Potency
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Links between allergy and cardiovascular or hemostatic system.

Daniel P Potaczek1

  • 1Institute of Laboratory Medicine, Philipps-Universität Marburg, Marburg, Germany; John Paul II Hospital, Krakow, Poland.

International Journal of Cardiology
|December 10, 2013
PubMed
Summary

This review explores the connection between allergies and vascular/thrombotic issues. It details how atopy, blood lipids, and platelets impact thrombosis and atherosclerosis.

Keywords:
AllergyAtherosclerosisCoagulationFCER1AImmunoglobulin EThrombosis

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Area of Science:

  • Immunology
  • Vascular Biology
  • Allergy Research

Background:

  • Atherosclerosis and thrombosis have known immunologic and inflammatory links.
  • Emerging evidence suggests connections between allergic conditions and vascular/thrombotic disorders.

Purpose of the Study:

  • To review and discuss five key areas of overlap between allergy and vascular/thrombotic diseases.
  • To synthesize current knowledge on the interplay between atopy and cardiovascular health.

Main Methods:

  • Interpretative review of existing literature.
  • Discussion of five well-documented areas of overlap.

Main Results:

  • Established links between atherosclerosis and immunoglobulin E (IgE) or atopy.
  • Mutual effects of blood lipids and allergic responses.
  • Influence of atopy on venous thromboembolism.
  • The role of platelets in allergic diseases.
  • Functions of the protein C system in atopic disorders.

Conclusions:

  • Significant overlaps exist between allergic conditions and vascular/thrombotic disorders.
  • Further research into these connections can inform clinical practice and disease management.