In G3, CD14, CD24, CD31, CD44, CD45, CD56, CK6, CK7, CK13, CK20, NSE, CDX2, CgA, DAXX, PCNA, Laminin and Ki-67 were higher in tumour tissue relative to those in non-tumour (Figure 1C). Here, PECAM1 is linked to neoplasm.