16367
Most of the QTLs defining morphologic changes during unloading or reambulation did not overlap with those QTLs identified at baseline , suggesting that these QTLs harbor genes that are specific for sensing changes in the levels of weightbearing .
 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