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PLB-IIIB cells clearly possessed a more monocytic phenotype than the parental myeloblasts , as determined by differential staining, increased expression of the myeloid-specific surface markers , and transcription of the c-fms proto-oncogene .
 protein: myeloid-specific surface markers; cell line: PLB-IIIB cells; cell type: parental myeloblasts; DNA: c-fms proto-oncogene
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: myeloid-specific surface markers; cell line: PLB-IIIB cells; cell type: parental myeloblasts; DNA: c-fms proto-oncogene