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Among the documented cellular responses to LDL is increased recruitment of monocytes , which are believed to play a major role in promoting intimal plaque formation.
 protein: LDL; cell type: 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: LDL, monocytes 
Answer:
 protein: LDL; cell type: monocytes