1471
In the present study , we confirmed the existence of mRNA and protein of ARIP1 in the mouse brain , and found that ARIP1 was mainly localised at the hippocampus and hypothalamus in the cerebrum , granular layers in the cerebellum ( especially in Purkinje cells of the cerebellum ) and choroid epithelial cells by immunohistochemical staining .
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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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