13637
Here, we report that LPS induces IKK activity in human monocytes and THP-1 monocytic cells .
 cell type: monocytes; protein: IKK; cell line: THP-1 monocytic cells; cell type: human monocytes
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: monocytes, IKK, THP-1 monocytic cells, human monocytes 
Answer:
 cell type: monocytes; protein: IKK; cell line: THP-1 monocytic cells; cell type: human monocytes