2336
These findings suggest that although human B lymphocytes can express VDR mRNA and protein , they exhibit a functional block for vitamin D -dependent gene regulation .
 ( RNA: VDR mRNA, None) , ( protein: protein, None) , ( cell type: human B lymphocytes, 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: VDR mRNA, None) , ( protein: protein, None) , ( cell type: human B lymphocytes, None) 