| In a large pool of B lymphocytes, each is specific for one antigen.


^ When an antigen binds to a B cell, the B cell divides.

Primary immune response

Clone of B cells

^ Some cells

^ Antibodies are specific for the antigen.


Secondary Memory M M

| .and gives rise to a clone of B cells, all specific for the same antigen.

This proliferation of lymphocytes is the primary immune response.

^ Some cells differentiate into antibody-secreting plasma cells.

Was this article helpful?

0 0

Post a comment