Later it was found that competitive binding of heparin to P-selectin on activated platelets abolishes interaction with P-selectin ligands such as sialylated fucosylated mucins expressed on human colon carcinoma cells (Wei et al., 2004; Stevenson et al., 2005; Hostettler et al., 2007; Lee et al., 2008). The gene discussed is SELP; the disease is colon carcinoma.