Assertion: lymphocyte | /r/HasProperty | t and b cells
Facets:
Source sentences:
text: Only lymphocytes are T and B cells because they are associated with the LYMPH nodes.
text: The lymphoblast then undergoes proliferation and differentiation to form the prolymphocyte which in turn develop to form the lymphocytes (B and T lymphocytes).
text: Smaller lymphocytes are either B or T cells, although they cannot be differentiated in a normal blood smear.
text: In the embryo, lymphocytes (T and B lymphocytes) are produced in the mesenchymal cells (stem cells located in the wall of the yolk sac), liver and spleen.