Table 1.

Expression of immunohistochemical markers for lymphatic endothelium along the vascular bed

Lymphatic markers		Podoplanin	LYVE-1	Prox-1	VEGFR-3
Lymphatic vessels	Capillary	++	++	++	++
	Collecting vessel	++	++	+	+/++
Blood vessels	Artery	-	-	-	-
	Capillary	-	-	-	+
	Vein	+	-	-	-
Hepatic sinus	+	+	-	+
Embryonic development	+/++	+/++	++	+/++
Postnatal development	++	++	++	++

− :no expression; +:weak expression; ++: strong expression; +/++: variable expression