Immune System and Allergy Terms

A T cell is an immune cell, matured in the thymus, that attacks infected or abnormal cells or helps direct the immune response.

White cells schooled in a gland behind the breastbone, and the reason a transplanted organ is recognized as belonging to somebody else.

The immune system's own restraint, written in shorthand: a cell whose entire purpose is stopping other cells from going too far.

Treatment to destroy T cells, which play an important role in the immune response.

A type of leukemia in which large T lymphocytes (a type of white blood cell) that contain granules (small particles) are found in the blood.

A group of lymph system cancers arising from the immune cells that direct and carry out attacks rather than make antibodies.

A type of leukemia in which large T lymphocytes (a type of white blood cell) that contain granules (small particles) are found in the blood.

A word-order variant of the same name, describing the cell that decides when an immune response has gone on long enough.

A protein/sugar complex found on the surface of many cancer cells, including breast, colon, and pancreatic cells.

A monoclonal antibody being studied in the treatment of some types of cancer.

A type of immune cell that can attack foreign cells, cancer cells, and cells infected with a virus.

An organ that does most of its work before adulthood and then fades, having already trained the immune cells a person keeps for life.

A monoclonal antibody being studied in the treatment of melanoma and some other types of cancer.

A monoclonal antibody that is used in the treatment of certain types of non-Hodgkin lymphoma.

The total amount of prostate-specific antigen (PSA) in the blood.

The total count says little on its own; which of the five types is raised or lowered is what points anywhere useful.

Vaccine made from whole tumor cells that have been changed in the laboratory.

One faulty protein leaves blood cells unable to change shape, and three unrelated-looking problems follow from that single defect.

A radiolabeled monoclonal antibody that is used to treat certain types of B-cell non-Hodgkin lymphoma and is being studied in the treatment of other types of B-cell tumors.

A radiolabeled monoclonal antibody that is used to treat certain types of B-cell non-Hodgkin lymphoma and is being studied in the treatment of other types of B-cell tumors.