12286
Quantitative reverse transcriptase -polymerase chain reaction ( RT-PCR ) showed an increase in steady-state TNF-alpha mRNA after 3 to 4 hours of cross-linking.
 ( RNA: TNF-alpha mRNA, None) , ( protein: reverse transcriptase, None) , ( protein: TNF-alpha, 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:
 ( RNA: TNF-alpha mRNA, None) , ( protein: reverse transcriptase, None) , ( protein: TNF-alpha, None) 