tokens: 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 ) .