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But the logarithmic mean of ER content in lymphocytes , expressed by fmol/mg of cytosolic protein , in 14 patients with active SLE (0.9356 +/- 0.31) was significantly higher than that in 13 patients with inactive SLE (0.2979 +/- 0.23, P less than 0.001) and in the controls (0.6204 +/- 0.52, P less than 0.001).
 cell type: lymphocytes; protein: ER; protein: cytosolic 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: lymphocytes; protein: ER; protein: cytosolic protein