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題 名 | 營養條件之差異對老鼠壽命及組織Histidinoalanine量的影響作用 |
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作 者 | 王銘富; 李妙鶯; 翁玉青; | 書刊名 | 中華民國營養學會雜誌 |
卷 期 | 20:3 1995.07[民84.07] |
頁 次 | 頁229-238 |
分類號 | 411.38 |
關鍵詞 | 老化; 結締組織; 分離大豆蛋白質; 酪蛋白; 老化促進小白鼠; Histidinoalanine; Senescence accelerated mice; Casein; Soy protein isolate; |
語 文 | 中文(Chinese) |
中文摘要 | 由飲食進而抑制生理之老化現象,一直是人類的夢想。為了要瞭解此一抑制機轉,我們考慮到生理老化之根本原因可能是與結締組織有關連。所以由飲食、壽命、結締組織三者的關係來加以探討,特別是對結締組織中之Histidinoalantne(HA)與老化之關連性為主。本實驗1、2使用12個月大之Wistar系雌性大白鼠,分絕食組、無蛋白食組及對照組,飼育後分別解剖而分析組織中之HA含量。結果發現,絕食組、無蛋白食組之血管組織HA含量均比對照組有較低下之傾向(p<0.05),但皮膚、骨之HA含量均無明顯差異。實驗3使用斷乳後之老化促進小白鼠(Senescence Accelerated Mice; SAM)分為兩組,分別飼育20酪蛋白質(Casein)及20分離大豆蛋白質(SPI組),飼養至死亡為止。結果在不同飲食飼育下,兩細小白鼠之生長、體重變化,沒有很大之差異,飼以酪蛋白的老鼠至第13個月恃都能生存,而餵以大豆蛋白的老鼠至第几個月止其存活率雖然是100,但至第H個月時是63,12個月時僅剩15, 13個月時其存活率為0。小白鼠皮膚之HA含量測定個沒有很顯著之差異,由腎臟組織HA含量來看,酪蛋白組比大豆蛋白細有較低之傾向,特別是在24過時其差異較明顯(p<0.05)。以上SAM動物餵飼大豆蛋白的一組其壽命雖比酪蛋向組為短,但結締組織與蛋白質之關係如不以更老或更多之老鼠來加以比較的話,似乎無法探討出更好的結論,所以今後有待進一步之研究。 |
英文摘要 | The control of physiological senescence by diet has been a dream of thehuman-beings. The study was to investigate the relationships among diet,longevity and tissue histidinoalanine (HA). In the experiments I and 2, female Wistar rats were used and divided into 3 groups as fast, protein-free diet and control. The result indicated that the HA concentratinos of aorta in both fastand protein-free diet groups were significantly lower than in control group (p <0.05). But the HA concentrations in skin and bone were not significantly different among three groups. In the experiment 3, about 150 weaning Senescence Accelerated Mice (SAM) were divided into two groups and given 20 casein orsoy protein isolate (SPI) diet until death. At the age of the 16th, 24th, 32nd week, 5-7 mice from each group were sacrificed and HA of aorta, skin, kidney were measured. The result showed that the growth and body weight were similar in the two dietary groups. All the mice on casein diet have been alive atthe age of 13 months while the survival rates of mice on SPI diet were 100 upto 10 months but 65 at II months, 15 at 12 months and 0 at 13 months. The HA concentrations of skin were similar in the two groups. The HA concentrations in kidney were significantly lower in casein diet group than SPI diet group, especially at the 24th week of age (p < 0.05). Further research on theolder age and more animals are needed for conclusion. |
本系統中英文摘要資訊取自各篇刊載內容。