29868
Relative to the HFD group , the HFD + GTP group demonstrates ( 1 ) a higher BMD at the femur , a greater trabecular volume , thickness , and number at the proximal tibia , a larger cortical area and thickness at the tibial shaft , and a greater trabecular volume and thickness at the femur and the lumbar vertebrae , ( 2 ) a smaller Tb . Sp , MAR , bone formation rate , and eroded surface at the tibia .
 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