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Although the genes regulated by the VHL gene product have not yet been identified , our findings are compatible with the hypothesis that VHL - mediated control of transcriptional elongation may have a role in normal human development . .
 Disease: VHL; Disease: VHL
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: VHL; Disease: VHL