29866
Compared to the control group , the HFD group increased bone formation and erosion rates at the tibia , decreased trabecular volume and thickness , but had no impact on bone mineral density ( BMD ) , trabecular number ( Tb . N ) , and separation .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None