Assertion: immune system's cell | /r/HasProperty | b-cells
Facets:
value: respectively
type: MANNER
Source sentences:
text: The bone marrow and thymus represent training grounds for two cells of the immune system (B-cells and T-cells, respectively).
text: Normally, this reaction is temporary because other immune cells called B cells and killer T cells respond to the call for help and start the second phase of the immune system response.
text: Lymphocytes include cells called B-cells and T-cells that are responsible for flagging and fighting infections in healthy individuals.