Related Experiment Video
Updated: Jul 27, 2026
06:34
A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma
Published on: June 4, 2017
Detection and characterization of atopic allergens
1Helsinki University Central Hospital, Finland.
Annals of Medicine
|August 1, 1994
Summary
Research on atopic allergens aims to identify and characterize environmental allergens for improved diagnosis and treatment of hypersensitivity diseases. Multiple methods are recommended for comprehensive allergen characterization due to the limitations of individual techniques.
Area of Science:
- Allergen research
- Immunology
- Environmental health
Background:
- Atopic allergens are crucial for understanding and managing IgE-mediated hypersensitivity diseases.
- Accurate identification and characterization of allergens are essential for effective diagnosis and treatment.
Purpose of the Study:
- To advance knowledge in identifying and characterizing environmental allergens.
- To improve allergen preparations for diagnosing and treating hypersensitivity conditions.
Main Methods:
- Utilizing various in vivo and in vitro methods for allergen detection and characterization.
- In vivo tests are highlighted for measuring biological allergen activity.
- Acknowledging the limitations of chemical and immunochemical methods without human IgE.
Main Results:
- Multiple methods offer a more favorable approach to allergen characterization.
- No single method is sufficient for complete allergen assessment.
- Combining techniques provides a more robust understanding of allergen activity.
Conclusions:
- Comprehensive characterization of allergens requires a multi-method approach.
- Further research is needed to optimize diagnostic and therapeutic allergen preparations.
- Understanding allergen activity is key to managing allergic diseases.
More Related Videos
Related Concept Videos
01:10Antibody Structure
Overview
Antibodies, also known as immunoglobulins (Ig), are essential players of the adaptive immune system. These antigen-binding proteins are produced by B cells and make up 20 percent of the total blood plasma by weight. In mammals, antibodies fall into five different classes, which each elicits a different biological response upon antigen binding.
The Y-Shaped Structure of Antibodies Consists of Four Polypeptide Chains
Antibodies consist of four polypeptide chains: two identical heavy...
Antibodies, also known as immunoglobulins (Ig), are essential players of the adaptive immune system. These antigen-binding proteins are produced by B cells and make up 20 percent of the total blood plasma by weight. In mammals, antibodies fall into five different classes, which each elicits a different biological response upon antigen binding.
The Y-Shaped Structure of Antibodies Consists of Four Polypeptide Chains
Antibodies consist of four polypeptide chains: two identical heavy...
02:06Allergic Reactions
Overview
01:27Allergic Drug Reactions
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...
01:26Asthma-II: Pathophysiology and Classification
Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
01:30Drug 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...
01:30Allergic 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),...