primary low-grade b-cell lymphomas of mucosa-associated lymphoid tissue ( malt ) are tumours with distinctive clinico-pathological characteristics , two of which are studied in this paper , namely the tendency of the tumours to remain localized and the morphologic and phenotypic resemblance of the malignant cells to splenic marginal zone b cells .
C0004561
b-cell
C0242647
lymphomas of mucosa-associated lymphoid tissue