22449
Both of them increased the Ser9 phosphorylation of glycogen synthesis kinase - 3 beta and decreased the expression of glycogen synthesis kinase - 3 beta .
 Chemical: Ser9
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: Ser9 
Answer:
 Chemical: Ser9