21296
The effect of the plant extracts on the transcription factor nuclear factor kappa B ( NF - kappa B ) pathway was evaluated in TNF - alpha stimulated HepG2 cells by luciferase gene reporter assay and Western blotting at the transcriptional and translational levels .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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