12327
In this study, we have developed an in vitro model in which isolated lung cells can be submitted to a prolonged cyclic pressure-stretching strain resembling that of conventional mechanical ventilation .
 ( cell type: lung cells, None) , ( cell line: prolonged cyclic pressure-stretching strain, 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: lung cells, None) , ( cell line: prolonged cyclic pressure-stretching strain, None) 