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Using a combination of panning and multiparameter flow cytometric sorting, we identified a normal CD56+, CD33+, CD16- counterpart cell at a frequency of 1% to 2% in the peripheral blood of healthy individuals .
 cell type: normal CD56+, CD33+, CD16- counterpart cell
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: normal CD56+, CD33+, CD16- counterpart cell 
Answer:
 cell type: normal CD56+, CD33+, CD16- counterpart cell