Table 4.

Relationships between phosphorylation of PDGFR-β and PDGF-B overexpression

WB PDGFR-β phosphorylation	WB PDGF-B overexpression	IHC PDGF-B overexpression	No. of cases
+	+	+	5
+	+	-	4
+	-	+	3
+	-	-	1
-	+	+	11
-	+	-	8
-	-	+	1
-	-	-	2

Abbreviations: IHC, immunohistochemistry; WB, western blot.