KPNA7 and cancer: To obtain a more comprehensive view on the functional role of this protein in cancer cells, we extended these studies to include pancreatic (MIA PaCa-2, SU.86.86) and breast (MCF-7, MDA-MB-231, T-47D) cancer cell lines without KPNA7 amplification and with varying levels of endogenous KPNA7 expression (Additional file 2: Figure S1).