CD248 and neoplasm: In epithelial neoplasias, expression of endosialin is typically detected on stromal fibroblasts and tumour vessel-associated pericytes (MacFadyen et al, 2005; Rupp et al, 2006; MacFadyen et al, 2007; Bagley et al, 2008; Christian et al, 2008; Simonavicius et al, 2008) but not in the tumour cell compartment or endothelium (MacFadyen et al, 2005; Bagley et al, 2008; Christian et al, 2008; Simonavicius et al, 2008).