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PU.1 seems to be required for early development of multiple hematopoietic lineages , but its expression in mature cells is preferentially observed in cells of the B-cell-and monocyte/macrophage- differentiation lineage .
 protein: PU.1; cell type: B-cell-and monocyte/macrophage- differentiation lineage; cell type: multiple hematopoietic lineages; cell type: mature cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: PU.1; cell type: B-cell-and monocyte/macrophage- differentiation lineage; cell type: multiple hematopoietic lineages; cell type: mature cells