It was shown that the pericyte coverage and basement membrane support were both remarkably elevated [24] upon Tan IIA treatments, as validated by the increased expression of platelet-derived growth factor receptor β (PDGFRβ) and collagen type IV (Col IV) in the tumor blood vessels, respectively (Figures 2(d) and 2(e)). The gene discussed is PDGFRB; the disease is neoplasm.