11008
The effects of trona ( Kaun ) , a food additive , on the redox status of the liver and kidney of male Wistar rats were investigated .
 Chemical: trona; Chemical: Kaun
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: trona; Chemical: Kaun