Table 1.

PDGF α- and β-Receptor Expression in Fibroblasts and Pericytes of Different Tumor Types

Tumor type	PDGFαR		PDGFβR
	Fibroblasts (%)	Pericytes (%)	Fibroblasts (%)	Pericytes (%)
Lymphoma (n = 19–42)	16	25	19	50
Ovarian (n = 31–40)	3	5	11	58
Colon (n = 53–59)	65	53	68	80
Lung (n = 39–43)	24	33	58	74
Prostate (n = 58–62)	2	0	21	31