Article
Absence of cytotoxic molecules in CD8- and/or CD56-positive adult T-cell leukaemia/lymphoma.
Virchows Archiv : an international journal of pathology - 1 Aug 1999
Ohshima K, Haraoka S, Suzumiya J, Sugihara M, Kanda M, Shimazaki K, Kawasaki C, Kikuchi M
Abstract excerpt
Adult T-cell leukaemia/lymphoma (ATLL) cells usually exhibit a CD4+ (helper/inducer) phenotype (CD4+/8-/56-), and only a minority of tumours express the CD8 (cytotoxic/suppressor) or CD56 (natural killer [NK]-associated) antigens. TIA-1 is a cytotoxic granule-associated protein expressed in NK cells and cytotoxic T lymphocytes (CTLs). Granzyme B, perforin and Fas ligand (FasL) are also expressed in activated CTLs...
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