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AIIMS PG Exam – 84956

Question

Anaphylaxis is mediated by

A. 5-hydroxytryptamine

B. Heparin

C. ProstaglandinImmunology

D. All of these

 

Show Answer

Correct Answer » D

Explanation

Answer- D. All of these

* Primary mediators (These are present in mast cell granules) Includes:

* Biogenic Amines  :- Histamine, 5-Hydroxytryptamine

* Proteoglycans  : Heparin

* Secondary mediators:

* Leukotrienes  :- LTC4 D4,V

* Cytokines:- ILl,lLg,lL4,IL-5, IL4 TNF and GMCSF 

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