3583
Bcd transcripts were detected in all normal PBL samples tested but not in several malignant human B-cell lines and not in 50% of B-cells from B-CLL patients .
 ( cell type: PBL, None) , ( DNA: Bcd, None) , ( cell line: malignant human B-cell lines, None) , ( cell type: B-cells, 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 type: PBL, None) , ( DNA: Bcd, None) , ( cell line: malignant human B-cell lines, None) , ( cell type: B-cells, None) 