Most of them feature a t(2;17) encoding a clathrin (CLTC)-ALK fusion protein.     ///    These data indicate a role of CLTC-ALK in the maintenance of the malignant phenotype thereby providing a rationale therapeutic target for these otherwise refractory tumors..     ///    We established and characterized the first CLTC-ALK positive DLBCL cell line (LM1). 