15004
To characterize the bone phenotype of this skeletal dysplasia we used the Slc26a2 knock - in mouse ( dtd mouse ) , that was previously validated as an animal model of DTD in humans .
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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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