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頁籤選單縮合
題 名 | 大豆異黃酮對女豬發情免疫與生長之影響=Effects of Isoflavones on Puberty, Immune Response and Growth of Gilts |
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作 者 | 游義德; 吳惠鈴; 蘇忠楨; 吳繼芳; 朱慶誠; | 書刊名 | 中華農學會報 |
卷 期 | 6:3 民94.06 |
頁 次 | 頁245-256 |
分類號 | 437.65 |
關鍵詞 | 異黃酮; 發情; 生長; 免疫; 女豬; Isoflavones; Puberty; Growth; Immune; Gilt; |
語 文 | 中文(Chinese) |
中文摘要 | 大豆是豬隻飼料中最重要的蛋白質來源,其中含有近些年來廣受重視的植物性雌激素 (phytoestrogen),大豆中的植物性雌激素稱為異黃酮(isoflavones)。台灣地區母豬繁殖性能不佳,大豆中的異黃酮是否佔有重要角色,實值得探討。本計畫即探討降低現行飼料中異黃酮含量對女豬發情、免疫與生長性能之影響。 試驗採用4週齡離乳女豬60頭,逢機分配於一個一般飼料(含大豆粕之對照組)與另一個(處理組)以魚粉與馬鈴薯蛋白取代大豆粕,含低量異黃酮之兩個處理組中,兩處理組除異黃酮外,營養成分均相同。試驗期間每二週秤重一次,進行生長性能測定。女豬達5個月齡時即每天觀察發情,並記錄發情日齡與發情體重。每頭女豬在發情觀察結束後,均採血以進行血液生化與免疫指標測定。試驗資料經收集後以學生氏T-test比較處理間之差異顯著性。 結果顯示,對照組與處理組在四週齡至30 kg與30~60 kg 階段之生長性能在統計上皆無顯著差異,而血清中腫瘤壞死因子(TNE-α)濃度以注射後1小時之處理組極顯著(p < 0.01)高於對照組,顯示飼料中低異黃酮含量對TNE-α之分泌有較強的刺激效果。但對血清免疫球蛋白(IgG)含量、女豬發情日齡與發情體重以及血液生化分析在統計上都無顯著差異,顯示目前兩組飼料中之異黃酮含量差異,並未造成女豬在生長性能、女豬發情日齡、發情體重以及血液生化反應之不同。 |
英文摘要 | Soybean is the most important protein source in pig diet, and the phytoestrogen containing in soybean has received increasing attention in recent years for its estrogenic effect in animals. Isoflavones are phytoestrogen existing in soybean which containing two main components as diadzein and genistein. The effects of isoflavones have been demonstrated in many studies, including anticarcinogen, antioxidant, improving immune functions, affecting reproductive functions in male and female animals. The infertility caused by isoflavones ingestion in Australian sheep and Captive Cheetahs is the earliest event being noticed in isoflavones function. Whether the poor reproductive performance if sows in Taiwan related to the rich isoflavones content in soybean meal is worthy of investigation. The study was to investigate the effects of isoflavones in soybean meal on reproductive, immune and growth performance of gilts in Taiwan. Sixty gilts (wean at 4-wk) were randomly (by litters) allotted to a control diet (containing soybean meal, the isoflavones containing in starter, growing and finishing diets are 175, 140 and 78 mg/kg diet) and a treatment diet (soybean meal is replaced by fish meal and potato protein, the isoflavones containing in starter, growing and finishing diet are 139, 55 and 27 mg/kg diet, respectively). Nutrient compositions were similar in two diets except for their isoflavones contents. Pigs were weighed per two weeks for growth performance estimation. When gilts reached five months of age, the puberty phenomenon was carefully observed, and the age and body weight in puberty of gilt were also recorded and compared. Blood was withdrawn after first puberty for serum IgG and TNE-α concentration determination. Data of two treatments were compared by using Student's T-test analysis. The results revealed that growth performance, average date and body weight in puberty of gilts, serum immunoglobulin-G (IgG) concentration and blood characteristics were not affected by different isoflavones content in diet. However, serum tumor necrosis factor-α (TNE-α) concentration was significantly higher (p < 0.01) for the gilts ingesting low isoflavones diet revealed that the stimulation of cytokine secretion was stronger for gilts ingesting low isoflavones diet. |
本系統中英文摘要資訊取自各篇刊載內容。