7820
These results suggest that increased polyamine synthesis , in conjunction with decreased hepatic methionine levels , is partly responsible for the reduction in hepatic S - adenosylmethionine .
 Chemical: polyamine; Chemical: methionine; Chemical: S - adenosylmethionine
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: polyamine; Chemical: methionine; Chemical: S - adenosylmethionine