Species: human (Homo sapiens)
Cell type: anaplastic large cell lymphoma
Origin: established from the pleural effusion of a 10-year-old boy in 1973; original diagnosis was diffuse histiocytic lymphoma, corrected to diffuse large cell lymphoma (1984) and malignant histiocytosis (1989); according to REAL/WHO classification considered to represent an anaplastic large cell lymphoma (ALCL); described to carry the t(2;5)(p23;q35) NPM1-ALK (NPM-ALK) fusion gene