14999
Importantly , LSK cells co - cultured with CD166 + CD44 + CD90 + OB maintained their in vivo repopulating potential through primary and secondary transplantation , suggesting that robust HEA activity is best mediated by immature CD166 + OB with high Runx2 and low OC expression .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None