Immunology Question:
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Briefly describe about the chemical nature of the molecule, which make a substance antigenic.

Answer:

Most naturally, occurring antigens are proteins and polysaccharides. Lipids and nucleic acids are less antigenic. The antigenic property of these compounds is enhanced by combination with proteins.

Certain degree of structural complexity is required for antigenesity. Synthetic polymers are macromolecules in size are not antigenic because they lack structural complexity. Ex: Gelatin

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