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 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
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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Subjects | |
Online Access | Get full text |
ISSN | 2095-0780 |
DOI | 10.3969/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)。 |
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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 |
Author_FL_xml | – sequence: 1 fullname: DONG Lanfang – sequence: 2 fullname: ZHANG Qin – sequence: 3 fullname: TONG Tong – sequence: 4 fullname: XU Mingzhu – sequence: 5 fullname: CHEN Jianghong |
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Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
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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 |
EndPage | 65 |
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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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