963
Enhanced Ig synthesis is a result of coordinated transcriptional activation of Ig genes without promoter or isotype specificity, and differential accumulation of the mRNA encoding the secreted form of Ig heavy chain .
 ( protein: Ig, None) , ( RNA: mRNA, None) , ( DNA: Ig genes, None) , ( protein: Ig heavy chain, None) , ( protein: Ig, None) , ( protein: Ig, 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: Ig, None) , ( RNA: mRNA, None) , ( DNA: Ig genes, None) , ( protein: Ig heavy chain, None) , ( protein: Ig, None) , ( protein: Ig, None) 