Assertion: immune system's cell | /r/HasProperty | suppressor
Facets:
Source sentences:
text: Some T-cells act by producing chemicals called lymphokines (see below); others directly destroy disease organisms; some T-cells act to enhance the response of B-cells, macrophages, or other T-cells (called helper T-cells); while still others have the opposite effect and act to inhibit the activity of these cells (suppressors).