1. Serum concentrations of interleukin-2R (IL-2R), IL-6, IL-8, and tumor necrosis factor alpha in patients with ectopic pregnancy 
David Soriano, M.D., Danielle Hugol, M.D., Nhuan Tran Quang, M.D., Ph.D., Emile Darai, M.D., Ph.D. 
Fertility and Sterility 
Volume 79, Issue 4, Pages (April 2003)
DOI: /S (02)

2. FIGURE 1
Serum levels of IL-6, IL-8, and TNF-α in the spontaneous abortion, EP, and normal pregnancy groups. (A), Serum IL-6 levels were higher in EP than in miscarriage (P=.05) and normal pregnancy (P=.03). (B), Serum IL-8 levels were higher in EP than in miscarriage (P=.0001) and normal pregnancy (P=.0001). (C), Serum TNF-α levels were higher in EP than in spontaneous abortion (P=.002) and normal pregnancy (P=.0007). Open bars, spontaneous abortion; hatched bars, EP; crosshatched bars, normal pregnancy.
Soriano. Cytokines and ectopic pregnancy. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (02) )