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The time courses of changes in MMP - 1 , bone growth factors ( TGF - beta1 and bFGF ) , and hGH , respectively , correlated significantly during the lengthening phase , indicating common regulatory pathways for these factors in distraction osteogenesis .
 Anatomy: bone
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: bone