10361
However , neither the complex multistep process that leads to activation of Akt1 through phosphorylation at Thr (3) 0 8 and Ser 4 7 (3) nor the mechanism by which Akt1 stimulates adipogenesis is fully understood .
 Chemical: Thr; Chemical: Ser
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: Thr; Chemical: Ser