14697
All sequence motifs within the functional core of HS-40 , as mapped by transient expression analysis, appeared to bind a nuclear factor (s) in living K562 cells but not in nonerythroid cells .
 protein: nuclear factor; cell type: nonerythroid cells; cell line: K562 cells; DNA: HS-40
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: nuclear factor, nonerythroid cells, K562 cells, HS-40 
Answer:
 protein: nuclear factor; cell type: nonerythroid cells; cell line: K562 cells; DNA: HS-40