13382
These results indicate that the mechanism by which YM268 increased glucose uptake , may be accounted for in part by the enhancement of GLUT1 and GLUT4 expression through PPARgamma activation .
 GLUT1, PPARgamma, GLUT4
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 GLUT1, PPARgamma, GLUT4