2335
Furthermore, 1 alpha,25-(OH)2D3 induced 24-hydroxylase mRNA expression and metabolic activity in both U937 cells and lectin-activated T cells , yet failed to induce 24-hydroxylase mRNA or its metabolic activity in B cells .
 ( RNA: 24-hydroxylase mRNA, None) , ( cell type: lectin-activated T cells, None) , ( cell line: U937 cells, None) , ( cell type: B cells, None) , ( protein: 24-hydroxylase, 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: 24-hydroxylase mRNA, None) , ( cell type: lectin-activated T cells, None) , ( cell line: U937 cells, None) , ( cell type: B cells, None) , ( protein: 24-hydroxylase, None) 