12544
We have shown that alterations of Cx43 expression in osteoblasts can impact the responsiveness to fibroblast growth factor - 2 ( FGF2 ) , by modulating the transcriptional activity of Runx2 .
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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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