NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,442 terms related to cancer and medicine.
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- CD4-positive T lymphocyte
- listen (… PAH-zih-tiv … LIM-foh-site)
- A type of immune cell that stimulates killer T cells, macrophages, and B cells to make immune responses. A CD4-positive T lymphocyte is a type of white blood cell and a type of lymphocyte. Also called helper T cell.