27497
Furthermore , the protein levels of Smad 7 and SnoN in the DHA supplemented rats were significantly increased compared with those in the rats of the PQ group .
 Chemical: DHA
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: DHA 
Answer:
 Chemical: DHA