1667
Constitutive tyrosine phosphorylation of a 130-kD protein (s) was observed in the tax transformed fibroblast B line and in HTLV-1 transformed human lymphoid lines , but not in thymocytes from Thy-tax transgenic mice .
 cell type: thymocytes; cell line: HTLV-1 transformed human lymphoid lines; protein: tax; cell line: transformed fibroblast B line; protein: 130-kD protein
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:
 cell type: thymocytes; cell line: HTLV-1 transformed human lymphoid lines; protein: tax; cell line: transformed fibroblast B line; protein: 130-kD protein