1Park, SK, Brody, JI, Wallace, HA, et al. (1971) Immunosuppressive effect of surgery. Lancet i, 53–55.
2Decker, D, Tolba, R, Springer, W, et al. (2005) Abdominal surgical interventions: local and systemic consequences for the immune system – a prospective study on elective gastrointestinal surgery. J Surg Res 126, 12–18.
3Delves, PJ & Roitt, IM (2000) The immune system. First of two parts. N Engl J Med 343, 37–49.
4Anup, R, Aparna, V, Pulimood, A, et al. (1999) Surgical stress and the small intestine: role of oxygen free radicals. Surgery 125, 560–569.
5Thomas, S, Prabhu, R & Balasubramanian, KA (2005) Surgical manipulation of the intestine and distant organ damage – protection by oral glutamine supplementation. Surgery 137, 48–55.
6Bautista, AP, Schuler, A, Spolarics, Z, et al. (1991) Tumor necrosis factor-α stimulates superoxide anion generation by perfused rat liver and Kupffer cells. Am J Physiol 261, G891–G895.
7Heyland, DK, Dhaliwal, R, Suchner, U, et al. (2005) Antioxidant nutrients: a systematic review of trace elements and vitamins in the critically ill patient. Intensive Care Med 31, 327–337.
8Cadenas, S & Cadenas, AM (2002) Fighting the stranger – antioxidant protection against endotoxin toxicity. Toxicology 180, 45–63.
9Nathens, AB, Neff, MJ, Jurkovich, GJ, et al. (2002) Randomized, prospective trial of antioxidant supplementation in critically ill surgical patients. Ann Surg 236, 814–822.
10Manhart, N, Vierlinger, K, Spittler, A, et al. (2001) Oral feeding with glutamine prevents lymphocyte and glutathione depletion of Peyer's patches in endotoxemic mice. Ann Surg 234, 92–97.
11Boelens, PG, Nijveldt, RJ, Houdijk, AP, et al. (2001) Glutamine alimentation in catabolic state. J Nutr 131, Suppl. 9, 2569S–2577S.
12Berger, MM & Shenkin, A (1998) Trace elements in trauma and burns. Curr Opin Clin Nutr Metab Care 1, 513–517.
13Gurski, RR, Schirmer, CC, Rosa, AR, et al. (2003) Nutritional assessment in patients with squamous cell carcinoma of the esophagus. Hepatogastroenterology 50, 1943–1947.
14Kruizenga, HM, Wierdsma, NJ, van Bokhorst, MA, et al. (2003) Screening of nutritional status in The Netherlands. Clin Nutr 22, 147–152.
15Xu, J, Zhong, Y, Jing, D, et al. (2006) Preoperative enteral immunonutrition improves postoperative outcome in patients with gastrointestinal cancer. World J Surg 30, 1284–1289.
16van Stijn, MF, Ligthart-Melis, GC, Boelens, PG, et al. (2008) Antioxidant enriched enteral nutrition and oxidative stress after major gastrointestinal tract surgery. World J Gastroenterol 14, 6960–6969.
17Dentener, MA, Bazil, V, Von Asmuth, EJ, et al. (1993) Involvement of CD14 in lipopolysaccharide-induced tumor necrosis factor-α, IL-6 and IL-8 release by human monocytes and alveolar macrophages. J Immunol 150, 2885–2891.
18Hiki, N, Berger, D, Mimura, Y, et al. (2000) Release of endotoxin-binding proteins during major elective surgery: role of soluble CD14 in phagocytic activation. World J Surg 24, 499–506.
19van Dielen, FM, van't Veer, C, Schols, AM, et al. (2001) Increased leptin concentrations correlate with increased concentrations of inflammatory markers in morbidly obese individuals. Int J Obes Relat Metab Disord 25, 1759–1766.
20Boelens, PG, Houdijk, AP, Fonk, JC, et al. (2002) Glutamine-enriched enteral nutrition increases HLA-DR expression on monocytes of trauma patients. J Nutr 132, 2580–2586.
21Twisk, JCR (2003) Applied Longitudinal Data Analysis for Epidemiology. A Practical Guide. Cambridge, UK: Cambridge University Press.
22Tashiro, T, Yamamori, H, Takagi, K, et al. (1999) Changes in immune function following surgery for esophageal carcinoma. Nutrition 15, 760–766.
23Spittler, A, Razenberger, M, Kupper, H, et al. (2000) Relationship between interleukin-6 plasma concentration in patients with sepsis, monocyte phenotype, monocyte phagocytic properties, and cytokine production. Clin Infect Dis 31, 1338–1342.
24Black, S, Kushner, I & Samols, D (2004) C-reactive protein. J Biol Chem 279, 48487–48490.
25Marnell, L, Mold, C & Du Clos, TW (2005) C-reactive protein: ligands, receptors and role in inflammation. Clin Immunol 117, 104–111.
26Hehlgans, T & Pfeffer, K (2005) The intriguing biology of the tumour necrosis factor/tumour necrosis factor receptor superfamily: players, rules and the games. Immunology 115, 1–20.
27el Barbary, M & Khabar, KS (2002) Soluble tumor necrosis factor receptor p55 predicts cytokinemia and systemic inflammatory response after cardiopulmonary bypass. Crit Care Med 30, 1712–1716.
28Bemelmans, MH, van Tits, LJ & Buurman, WA (1996) Tumor necrosis factor: function, release and clearance. Crit Rev Immunol 16, 1–11.
29Houdijk, AP, Rijnsburger, ER, Jansen, J, et al. (1998) Randomised trial of glutamine-enriched enteral nutrition on infectious morbidity in patients with multiple trauma. Lancet 352, 772–776.
30Kondrup, J, Rasmussen, HH, Hamberg, O, et al. (2003) Nutritional risk screening (NRS 2002): a new method based on an analysis of controlled clinical trials. Clin Nutr 22, 321–336.