plasma cell (redirected from Plasmacytoid)

plasma cell

n.

Any of the antibody-secreting cells found in lymphoid tissue and derived from B cells upon lymphokine stimulation and reaction with a specific antigen. Also called plasmacyte.

---

plasma cell

A lymphocyte that originates from a B cell and produces antibodies as part of a humoral immune response. See Note at antibody.

Thesaurus

Noun

1.

plasma cell - a cell that develops from a B lymphocyte in reaction to a specific antigen; found in bone marrow and sometimes in the blood plasmacyte lymph cell, lymphocyte - an agranulocytic leukocyte that normally makes up a quarter of the white blood cell count but increases in the presence of infection plasmablast - the precursor of a plasma cell