26980
Concerning the effect on the activation of nuclear factor ( NF ) - kappa B pathway , the results pointed to an inhibition of LPS - induced NF - kappa B activation by Cy and PFs .
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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:
 None