2507
Multicolor flow cytometric assays confirmed the coexpression of myeloid (CD33, CD13, CD15) and NK cell-associated (CD56) antigens in each case, whereas reverse transcription polymerase chain reaction (RT-PCR) assays confirmed the identity of CD56 ( neural cell adhesion molecule ) in leukemic blasts .
 ( protein: CD56, None) , ( cell type: leukemic blasts, None) , ( protein: neural cell adhesion molecule, 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:
 ( protein: CD56, None) , ( cell type: leukemic blasts, None) , ( protein: neural cell adhesion molecule, None) 