7644
Interleukin - 6 induces vascular endothelial growth factor expression and promotes angiogenesis through apoptosis signal - regulating kinase 1 in human osteosarcoma .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None