9111
Three days after establishing high-density PBMC cultures (1.5 x 10(6) cells/cm2), in serum-containing medium, small adherent colonies of tartrate resistant acid phosphatase positive (TRAP+) cells emerge, amidst massive monocyte cell death .
 ( cell line: adherent colonies, None) , ( cell line: tartrate resistant acid phosphatase positive (TRAP+) cells, None) , ( cell type: PBMC, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( cell line: adherent colonies, None) , ( cell line: tartrate resistant acid phosphatase positive (TRAP+) cells, None) , ( cell type: PBMC, None) 