13716
We found early reductions in macrophage chemoattractant factors after only 10 days of pioglitazone , followed by a 69 % reduction in ATM content at 21 days and reduced ATM activation at both time points .
 pioglitazone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 pioglitazone