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One month of oral galactose treatment initiated immediately after the STZ - icv administration , successfully prevented development of the STZ - icv - induced cognitive deficits .
 Chemical: galactose; Chemical: STZ; Chemical: STZ; Disease: cognitive deficits
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: galactose; Chemical: STZ; Chemical: STZ; Disease: cognitive deficits