13893
Exogenous addition of I . suffruticosa significantly induced heme oxygenase - 1 ( HO - 1 ) expression , and the presence of HO - 1 small interfering RNA partly reversed the inhibitory effects of I . suffruticosa on LPS - induced NO production and iNOS expression .
 Chemical: NO
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: NO 
Answer:
 Chemical: NO