Assertion: antigen | /r/HasProperty | processed
Facets:
Source sentences:
text: Antigen is processed 3.
text: The antigen is processed and presented on the B cell's surface again by MHC-II proteins.
text: T cells recognize a "non-self" target, such as a pathogen, only after antigens (small fragments of the pathogen) have been processed and presented in combination with a "self" receptor called a major histocompatibility complex (MHC) molecule.
text: They can only recognize and respond to antigen that has been processed and presented by cells via carrier molecules like MHC molecules.