2154
A panel of antibodies was used for immunohistochemistry : CD34 / Ki - 67 , carbonic anhydrase IX , hypoxia - inducible factor - 1alpha ( HIF - 1alpha ) and vascular endothelial growth factor ( VEGF ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
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