Conclusion: TPN can improve the nutritional condition, increase the endurance against the operation, and improve the immunity of the patients, but it can't reduce the complication rate.

结论：大肠癌患者术后应用tpn具有改善营养状态、增加手术耐受能力，同时可以有效地改善机体的免疫功能，但并不能降低术后并发症的发生率。

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There are many nutritional compositions and active substances, in particularly, many immunity globulins in colostrums.

摘要初乳富含多种营养成分和活性物质，特别是含有大量的免疫球蛋白。

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Objective To elucidate the effect of postoperative early enteral nutrition support (ENS) on cellular immunity function and nutritional status of gastrointestinal (GI) cancer patients.

目的研究术后早期肠内营养支持对胃肠癌病人的机体营养状况和细胞免疫功能的影响。

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