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Furthermore , B12H restored the suppressed activation of the Akt pathway caused by glutamate as evidenced by the decreased expressions of pSer473 - Akt and pSer9 - GSK3 beta .
 Chemical: B12H; Chemical: glutamate; Chemical: pSer473; Chemical: pSer9
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: B12H; Chemical: glutamate; Chemical: pSer473; Chemical: pSer9