miRNA expression data from triplicates of three ALK+ ALCL cell lines (SUDHL-1, KiJK, Karpas 299) after C/EBPβ silencing or from mock-treated cells, one ALK- ALCL cell line (Mac-1) and from CD3+ PBMCs from healthy donors (T cells) was subjected to PCA (Fig. 1). Here, ALK is linked to anaplastic large cell lymphoma.