Answer:
molecular mimicry
Explanation:
Molecular mimicry has been proposed as a pathogenic mechanism for autoimmune disease, ie autoimmunity. Molecular mimicry is a term that refers to the similarity that exists between a pathogen and a structure of the human body. This similarity can be expressed by any substance in common between these two molecules, for example, both a human pathogen and epithelial cells may share an amino acid sequence.
