Question

Examples of endogenous antig
ens​

Answer 1

• Exogenous antigens include particles considered foreign within the organism. For example, allergens (such as pollen), proteins from transplanted tissues and organs, and parts of microorganisms (such as coat, capsule, cell wall, flagella, fimbria, or toxin of bacteria, viruses, etc.)

• viral proteins produced during viral replication;

• proteins produced by intracellular bacteria such as Rickettsias and Chlamydias during their replication;

• proteins that have escaped into the cytosol from the phagosome of phagocytes such as antigen-presenting cells;