2681
Expression of Msx - 1 and Msx - 2 has been studied during development of the osteoblast phenotype , but the role of Dlx in this context and in the regulation of bone - expressed genes is unknown .
 GENE: Msx - 1; GENE: Msx - 2; GENE: Dlx
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Msx - 1; GENE: Msx - 2; GENE: Dlx