13892
Moreover , LPS - induced inhibitory factor - kappa B - alpha phosphorylation , nuclear factor - kappa B ( NF - kappa B ) nuclear protein - DNA binding affinity , and NF - kappa B reporter gene activity were dramatically inhibited by I . suffruticosa extracts .
 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