7339
TNF mRNA expression induced by LPS was decreased when the pre-treatment of PBMC with IL-10 was performed on plastic, whereas this was not the case when cells were pre-cultured with IL-10 on Teflon .
 ( protein: IL-10, None) , ( cell type: PBMC, None) , ( protein: IL-10, None) , ( protein: TNF, None) , ( RNA: TNF mRNA, 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: IL-10, None) , ( cell type: PBMC, None) , ( protein: IL-10, None) , ( protein: TNF, None) , ( RNA: TNF mRNA, None) 