7156
Upon HBxAg stimulation , there was no recognizable association of cytokine patterns with AST/ALT levels .
 HBxAg, cytokine patterns
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 HBxAg, cytokine patterns