5583
Interestingly , Col1 - EphB4 mice were found to possess significantly greater numbers of clonogenic mesenchymal stromal progenitor cells ( CFU - F ) , with an increased capacity to form mineralized nodules in vitro under osteogenic conditions , when compared with those of the wild - type control mice .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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