CD44 and neoplasm: The antibody list is shown in Table 1 and includes markers to identify epithelial and tumor cells (PanCK, E–cadherin, CK19, and ZO–1), blood (CD31 and PV–1) and lymphatic (LYVE–1) ECs, stromal cells and ECM components (Vimentin, fibrinogen, αSMA, PDGFRα, PDGFRβ, uPAR, Desmin, Collagen I, Collagen IV and CD44).