7923
The cyclin-dependent kinase ( cdk ) inhibitor p21(WAF1/CIP1) has a vitamin D3-responsive element ( VDRE ) in its promoter , and 1,25(OH)2D3 enhances the expression of p21(WAF1/CIP1) and induces differentiation of selected myeloid leukemic cell lines .
 protein: cyclin-dependent kinase ( cdk ) inhibitor; protein: p21(WAF1/CIP1); protein: p21(WAF1/CIP1); protein: cyclin-dependent kinase; DNA: VDRE; cell line: myeloid leukemic cell lines; DNA: promoter; DNA: vitamin D3-responsive element; protein: cdk
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: cyclin-dependent kinase ( cdk ) inhibitor, p21(WAF1/CIP1), p21(WAF1/CIP1), cyclin-dependent kinase, VDRE, myeloid leukemic cell lines, promoter, vitamin D3-responsive element, cdk 
Answer:
 protein: cyclin-dependent kinase ( cdk ) inhibitor; protein: p21(WAF1/CIP1); protein: p21(WAF1/CIP1); protein: cyclin-dependent kinase; DNA: VDRE; cell line: myeloid leukemic cell lines; DNA: promoter; DNA: vitamin D3-responsive element; protein: cdk