Fig. 7From: Evaluation of a simple method for storage of blood samples that enables isolation of circulating tumor cells 96 h after sample collectionDot plots showing expression of EPCAM in samples spiked with colon cancer cells from the HCT-116 cell line at a 0 h, b 24 h, c 48 h, d 72 h and e 96 h. Green gates show the EPCAM+ population. Gating on these samples involved excluding CD45 and PECAM1 positive populationsBack to article page