2[2]Li ZY,Yang HH,Liu XY,et al.Competition of opioid receptor by human recombinant interleukin-2.J Interferon Res,1990,S 141.
3[4]Li JZ,Zhou DH,Liu XY,et al.The interactions between human recombinant Interleukin-2 (hrIL-2) and opioid receptors,Peptides,Biology and Chemistry Escom-Leiden[M].1993,84.
4[7]Rosenberq S A:New Eng J Med 1987,316(5):889.
5[8]Song P,Liu XY,Zhao ZQ.Interleukin-2-induced antinociception in morphine-insensitive rats[J].Acta Pharmacol Sin.2002,Nov,23(11):981-4.
6[9]Page GG.Surgery-induced immunosuppression and postoperative pain management[J].AACN Clin Issues.2005,16 (3):302-9.