Imatinib increases oxygen delivery in extracellular matrix-rich but not in matrix-poor experimental carcinoma

Table 1 Semi- quantitative analysis of the stroma components in KAT-4, CT-26 and B16BB tumors

Parameter	KAT-4	CT-26	B16BB
Abundance of blood vessels	+++	++	++
Abundance of perivascular ASMA	+	+	+++
Abundance of stromal ASMA	+++	+++	−
Abundance of perivascular PDGFR-β	+	+	+++
Abundance of stromal PDGFR-β	+++	+	+
Collagen	+++	++	−

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