7409
In addition, high level of expression of LITAF mRNA was observed predominantly in the placenta , peripheral blood leukocytes , lymph nodes , and the spleen .
 ( cell type: peripheral blood leukocytes, None) , ( RNA: LITAF mRNA, None) , ( protein: LITAF, 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: peripheral blood leukocytes, None) , ( RNA: LITAF mRNA, None) , ( protein: LITAF, None) 