Prausnitz-kustner (PK) reaction was used to demonstrate –
Correct Answer: IgE
Description: Ans. is 'd' i.e., IgE o IgE is homocytotropic i.e. species specific. Only human IgE can fix to the surface of human cells. This is the basis of the Prausnitz-Kustner (PK) reaction, which was the original method for detecting atopic antibody.
Category:
Microbiology
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