14716
In addition to the wild-type B cell line Raji , two class II transcriptional mutant cell lines , SJO and RJ2.2.5 , and Jurkat , a class II negative T cell line , were examined.
 ( cell line: RJ2.2.5, None) , ( cell line: Jurkat, None) , ( cell line: SJO, None) , ( cell line: class II negative T cell line, None) , ( cell line: wild-type B cell line Raji, None) , ( cell line: two class II transcriptional mutant cell lines, 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: RJ2.2.5, None) , ( cell line: Jurkat, None) , ( cell line: SJO, None) , ( cell line: class II negative T cell line, None) , ( cell line: wild-type B cell line Raji, None) , ( cell line: two class II transcriptional mutant cell lines, None) 