不同生长发育阶段方格星虫氨基酸组成的研究

以方格星虫(Sipunculus nudus)幼虫、稚虫和成虫为试验材料,比较分析了不同生长发育阶段方格星虫的主要营养成分及氨基酸组成的变化。结果显示,幼虫、稚虫和成虫的粗蛋白含量分别为56.46%、66.40%和74.84%,粗脂肪含量分别为2.51%、2.65%和2.95%,粗灰分含量分别为30.89%、18.88%和7.86%,总糖含量分别为8.35%、5.81%和5.62%,水分分别为93.54%、89.04%和85.95%。随着方格星虫的生长发育,粗蛋白和粗脂肪含量逐渐升高,粗灰分、总糖和水分含量逐渐降低。大部分氨基酸的百分含量在一定的阶段内随着个体的生长发育呈显著升高的趋势(P〈0...

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Published in南方水产科学 Vol. 8; no. 5; pp. 60 - 65
Main Author 董兰芳 张琴 童潼 许明珠 陈江虹
Format Journal Article
LanguageChinese
Published 广西壮族自治区海洋研究所,广西海洋生物技术重点实验室,广西北海536000%广西大学动物科学技术学院,广西南宁,530005 2012
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ISSN2095-0780
DOI10.3969/j.issn.2095-0780.2012.05.009

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Abstract 以方格星虫(Sipunculus nudus)幼虫、稚虫和成虫为试验材料,比较分析了不同生长发育阶段方格星虫的主要营养成分及氨基酸组成的变化。结果显示,幼虫、稚虫和成虫的粗蛋白含量分别为56.46%、66.40%和74.84%,粗脂肪含量分别为2.51%、2.65%和2.95%,粗灰分含量分别为30.89%、18.88%和7.86%,总糖含量分别为8.35%、5.81%和5.62%,水分分别为93.54%、89.04%和85.95%。随着方格星虫的生长发育,粗蛋白和粗脂肪含量逐渐升高,粗灰分、总糖和水分含量逐渐降低。大部分氨基酸的百分含量在一定的阶段内随着个体的生长发育呈显著升高的趋势(P〈0.05);3个生长阶段甘氨酸(Gly)和组氨酸(His)分别为2.90%、6.94%、5.57%和1.15%、1.51%、1.48%,在幼虫到稚虫阶段均显著增加(P〈0.05),成虫阶段Gly显著降低(P〈0.05),His则保持相对恒定。3个生长阶段必需氨基酸(EAA)/总氨基酸(TAA)分别为31.98%、27.56%和32.61%,差异显著(P〈0.05),成虫最高;稚虫呈味氨基酸(DAA)/TAA最高,为58.76%,幼虫和成虫无明显差异(P〉0.05)。
AbstractList TS254.1; 以方格星虫(Sipunculus nudus)幼虫、稚虫和成虫为试验材料,比较分析了不同生长发育阶段方格星虫的主要营养成分及氨基酸组成的变化.结果显示,幼虫、稚虫和成虫的粗蛋白质量分数分别为56.46%、66.40%和74.84%,粗脂肪质量分数分别为2.51%、2.65%和2.95%,粗灰分质量分数分别为30.89%、18.88%和7.86%,总糖质量分数分别为8.35%、5.81%和5.62%,水分质量分数分别为93.54%、89.04%和85.95%.随着方格星虫的生长发育,粗蛋白和粗脂肪质量分数逐渐升高,粗灰分、总糖和水分质量分数逐渐降低.大部分氨基酸的质量分数在一定的阶段内随着个体的生长发育呈显著升高的趋势(P<0.05);3个生长阶段甘氨酸(Cly)和组氨酸(His)含量分别为2.90%、6.94%、5.57%和1.15%、1.51%、1.48%,在幼虫到稚虫阶段均显著增加(P<0.05),成虫阶段Gly含量显著降低(P<0.05),His则保持相对恒定.3个生长阶段必需氨基酸(EAA)/总氨基酸(TAA)分别为31.98%、27.56%和32.61%,差异显著(P<0.05),成虫最高;稚虫呈味氨基酸(DAA)/TAA最高,为58.76%,幼虫和成虫无明显差异(P>0.05).
以方格星虫(Sipunculus nudus)幼虫、稚虫和成虫为试验材料,比较分析了不同生长发育阶段方格星虫的主要营养成分及氨基酸组成的变化。结果显示,幼虫、稚虫和成虫的粗蛋白含量分别为56.46%、66.40%和74.84%,粗脂肪含量分别为2.51%、2.65%和2.95%,粗灰分含量分别为30.89%、18.88%和7.86%,总糖含量分别为8.35%、5.81%和5.62%,水分分别为93.54%、89.04%和85.95%。随着方格星虫的生长发育,粗蛋白和粗脂肪含量逐渐升高,粗灰分、总糖和水分含量逐渐降低。大部分氨基酸的百分含量在一定的阶段内随着个体的生长发育呈显著升高的趋势(P〈0.05);3个生长阶段甘氨酸(Gly)和组氨酸(His)分别为2.90%、6.94%、5.57%和1.15%、1.51%、1.48%,在幼虫到稚虫阶段均显著增加(P〈0.05),成虫阶段Gly显著降低(P〈0.05),His则保持相对恒定。3个生长阶段必需氨基酸(EAA)/总氨基酸(TAA)分别为31.98%、27.56%和32.61%,差异显著(P〈0.05),成虫最高;稚虫呈味氨基酸(DAA)/TAA最高,为58.76%,幼虫和成虫无明显差异(P〉0.05)。
Author 董兰芳 张琴 童潼 许明珠 陈江虹
AuthorAffiliation 广西壮族自治区海洋研究所,广西海洋生物技术重点实验室,广西北海536000 广西大学动物科学技术学院,广西南宁530005
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Author_FL DONG Lanfang
ZHANG Qin
TONG Tong
CHEN Jianghong
XU Mingzhu
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DocumentTitleAlternate Amino acid composition of peanut worm Sipunculus different growth stages
DocumentTitle_FL Amino acid composition of peanut worm Sipunculus nudus at different growth stages
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Keywords 呈味氨基酸
营养成分
必需氨基酸
方格星虫
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Notes DONG Lanfang1, ZHANG Qin 1, TONG Tong1, XU Mingzhu2, CHEN Jianghong2 1. Key Lab. of Marine Biotechnology of Guangxi, Guangxi Institute of Oceanology, Beihai 536000, China; 2. College of Animal Science and Technology, Guangxi University, Nanning 530005, China
44-1683/S
peanut worm (Sipunculus nudus) ; nutritive components; essential amino acid; delicious amino acid
We compared and analyzed the nutritive components and amino acid composition of peanut worm (Sipunculus nudus) at larval, juvenile and adult stages. The crude protein contents at those 3 stages were 56.46%, 66.40% and 74.84%, respectively; the crude lipid contents were 2.51%, 2.65% and 2.95%, respectively; the crude ash contents were 30.89%, 18.88% and 7.86%, respectively; the total sugar contents were 8.35%, 5.81% and 5.62%, respectivley; the moisture contents were 93.54%, 89.04% and 85.95%, respectively. With the growth of S.nudus, the contents of crude protein and lipid increased gradually, while those of crude ash, total sugar and moisture decrease
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PublicationTitle 南方水产科学
PublicationTitleAlternate South China Fisheries Science
PublicationTitle_FL South China Fisheries Science
PublicationYear 2012
Publisher 广西壮族自治区海洋研究所,广西海洋生物技术重点实验室,广西北海536000%广西大学动物科学技术学院,广西南宁,530005
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SubjectTerms 呈味氨基酸
必需氨基酸
方格星虫
营养成分
Title 不同生长发育阶段方格星虫氨基酸组成的研究
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