1817
Intrahippocampal colchicine injections , which selectively destroy dentate granule cells , significantly decrease the dynorphin - ir and enkephalin - ir levels in rat hippocampus .
 Anatomy: Intrahippocampal; Anatomy: dentate granule cells; Anatomy: hippocampus
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: Intrahippocampal; Anatomy: dentate granule cells; Anatomy: hippocampus