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Table 3 Assessment of tissue expression of VEGF, TSP-1 and CD34.

From: Angiogenesis in cancer of unknown primary: clinicopathological study of CD34, VEGF and TSP-1

  VEGF TSP-1 MVD (CD34)
Immunostaining score
Median 5 2 59 microvessels/mm2
(range) 2–6 0–3 16–300
Expression intensity (% of cases)
Negative 0 20  
Weak 0 30  
Intermediate 17 30  
Strong 83 20