19086
Interestingly , insulin treatment of alpha XBPKD cells reduced tyrosine phosphorylation of IRS - 1 ( pY ( 896 ) ) , and phosphorylation of Akt , while enhancing serine phosphorylation ( pS ( 307 ) ) of IRS - 1 .
 Chemical: tyrosine; Chemical: serine
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: tyrosine; Chemical: serine