9113
Over the next week, this cell population accumulates phenotypic markers of osteoclasts ( vitronectin receptor [ VR ], calcitonin receptor , TRAP , cathepsin K protein , and mRNA ) with increased nuclearity, covering the entire surface by 15 days.
 ( RNA: mRNA, None) , ( protein: calcitonin receptor, None) , ( protein: VR, None) , ( protein: cathepsin K protein, None) , ( cell type: osteoclasts, None) , ( protein: TRAP, None) , ( protein: vitronectin receptor, 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: mRNA, None) , ( protein: calcitonin receptor, None) , ( protein: VR, None) , ( protein: cathepsin K protein, None) , ( cell type: osteoclasts, None) , ( protein: TRAP, None) , ( protein: vitronectin receptor, None) 