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Leukemic K562 , U937 and HL60 cells expressed Glut - 1 transporter protein .
 Leukemic K562, U937, HL60 cells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Leukemic K562, U937, HL60 cells