Table 3

Tissue microarray analysis of the expression of CD44 standard isoform (CD44s) and its variant isoforms CD44v4, CD44v6, and CD44v9 in diffuse large B cell lymphoma (DLBCL)

CD44sCD44v6CD44v9
Lymphoma subtype10–20%20–70%>70%10–20%20–70%>70%>70%
Positive cases out of evaluable cases are shown.
ABC, activated B cell-like; FL, follicular lymphoma; GC, germinal centre B cell-like; SLL, small lymphocytic lymphoma.
All de novo DLBCLs12/7319/7328/7314/755/754/7515/79
DLBCL ABC type8/235/2310/235/222/222/224/22
DLBCL GC type4/228/227/222/222/220/227/22
Transformed FL0/61/63/60/60/60/60/6
Transformed SLL1/21/20/20/21/20/21/2