27093
Here we identified two homologous miRNAs , miR - 132 and miR - 212 , downregulated in temporal cortical areas and CA1 hippocampal neurons of human AD brains .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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