8451
However, the cellular functions and its role in inflammation, for example, rheumatoid synovitis, are currently unknown.
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities:  
Answer:
 None