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a) Correlation between the mri-assessed tumourblood flow (BF) after treatment and the percentage endothelial marker CD34 staining in the excised tumour specimen. Spearman’s orrelation coefficient (ρ) and p-value are indicated. b) CD34 staining of two different patients with 1.5% staining (left) and 10.6% staining (right). CD34 highlights the endothelial cells in blood vessels, showing strong staining. There is some weak unspecific background staining in the epithelial cells.
