Figure 1From: Increased plasma levels of the soluble Mer tyrosine kinase receptor in systemic lupus erythematosus relate to disease activity and nephritissMer and sTyro3 in patients with CLI, RA, or SLE. The concentrations of sMer and sTyro3 were measured using ELISAs and the results were plotted on logarithmic scale (Ln scale). Significances are indicated with the asterisks.Back to article page