36 Mysliwska Mysliwska J J Trzonkowski Trzonkowski P P Bryl Bryl E E Lukaszuk Lukaszuk K K Mysliwski Mysliwski A A Lower interleukin-2 and higher serum tumor necrosis factor-a levels are associated with perimenstrual, recurrent, facial Herpes simplex infection in young women Lower interleukin-2 and higher serum tumor necrosis factor-a levels are associated with perimenstrual, recurrent, facial Herpes simplex infection in young women Eur Cytokine Netw Eur Cytokine Netw 2000 2000 11 11 3 3 397 397 406 406 11022124 11022124. The gene discussed is IL2; the disease is herpes simplex infectious disease.