15076
Levels of the gene hif - 1 alpha , HIF - 1 alpha , TNF - alpha , IL - 6 , and NF kappa B in cervical muscles were all significantly upregulated , while the vascular endothelial growth factor ( VEGF ) was downregulated in a dose - responsive manner .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None