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  1. 040 農学 Agriculture
  2. 学術雑誌掲載論文

Structure-dependent absorption of atypical sphingoid long-chain bases from digestive tract into lymph

https://iwate-u.repo.nii.ac.jp/records/15529
https://iwate-u.repo.nii.ac.jp/records/15529
15ac7074-60b8-45cf-96a2-10cff3ea7d1e
名前 / ファイル ライセンス アクション
lhd-v20p24.pdf lhd-v20p24 (2.3 MB)
Item type 学術雑誌論文 / Journal Article(1)
公開日 2022-01-24
タイトル
タイトル Structure-dependent absorption of atypical sphingoid long-chain bases from digestive tract into lymph
言語
言語 eng
キーワード
主題Scheme Other
主題 Sphingolipids
キーワード
主題Scheme Other
主題 Long-chain base
キーワード
主題Scheme Other
主題 Lipid metabolism
キーワード
主題Scheme Other
主題 Lipidomics
キーワード
主題Scheme Other
主題 Lymphatic absorption
キーワード
主題Scheme Other
主題 Sphingomyelin
資源タイプ
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
資源タイプ journal article
著者 MIKAMI, Daisuke

× MIKAMI, Daisuke

MIKAMI, Daisuke

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SAKAI, Shota

× SAKAI, Shota

SAKAI, Shota

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NISHIMUKAI, Megumi

× NISHIMUKAI, Megumi

NISHIMUKAI, Megumi

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YUYAMA, Kohei

× YUYAMA, Kohei

YUYAMA, Kohei

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MUKAI, Katsuyuki

× MUKAI, Katsuyuki

MUKAI, Katsuyuki

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IGARASHI, Yasuyuki

× IGARASHI, Yasuyuki

IGARASHI, Yasuyuki

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著者(機関)
値 Laboratory of Biomembrane and Biofunctional Chemistry, Graduate School of Advanced Life Science, and Frontier Research Center for Post-Genome Science and Technology, Hokkaido University
著者(機関)
値 Department of Biochemistry & Cell Biology, National Institute of Infectious Diseases
著者(機関)
値 Department of Animal Science, Faculty of Agriculture, Iwate University
著者(機関)
値 Laboratory of Biomembrane and Biofunctional Chemistry, Graduate School of Advanced Life Science, and Frontier Research Center for Post-Genome Science and Technology, Hokkaido University
著者(機関)
値 Laboratory of Biomembrane and Biofunctional Chemistry, Graduate School of Advanced Life Science, and Frontier Research Center for Post-Genome Science and Technology, Hokkaido University, R & D Headquarters, Daicel Corporation
著者(機関)
値 Laboratory of Biomembrane and Biofunctional Chemistry, Graduate School of Advanced Life Science, and Frontier Research Center for Post-Genome Science and Technology, Hokkaido University
登録日
日付 2022-01-24
書誌情報 Lipids in Health and Disease

巻 20, p. 24, 発行日 2021-03-01
ISSN
収録物識別子タイプ ISSN
収録物識別子 1476511X
抄録
内容記述タイプ Abstract
内容記述 Background
Dietary sphingolipids have various biofunctions, including skin barrier improvement and anti-inflammatory and anti-carcinoma properties. Long-chain bases (LCBs), the essential backbones of sphingolipids, are expected to be important for these bioactivities, and they vary structurally between species. Given these findings, however, the absorption dynamics of each LCB remain unclear.

Methods
In this study, five structurally different LCBs were prepared from glucosylceramides (GlcCers) with LCB 18:2(4E,8Z);2OH and LCB 18:2(4E,8E);2OH moieties derived from konjac tuber (Amorphophallus konjac), from GlcCers with an LCB 18(9Me):2(4E,8E);2OH moiety derived from Tamogi mushroom (Pleurotus cornucopiae var. citrinopileatus), and from ceramide 2-aminoethyphosphonate with LCB 18:3(4E,8E,10E);2OH moiety and LCB 18(9Me):3(4E,8E,10E);2OH moiety derived from giant scallop (Mizuhopecten yessoensis), and their absorption percentages and metabolite levels were analyzed using a lymph-duct-cannulated rat model via liquid chromatography tandem mass spectrometry (LC/MS/MS) with a multistage fragmentation method.

Results
The five orally administered LCBs were absorbed and detected in chyle (lipid-containing lymph) as LCBs and several metabolites including ceramides, hexosylceramides, and sphingomyelins. The absorption percentages of LCBs were 0.10–1.17%, depending on their structure. The absorption percentage of LCB 18:2(4E,8Z);2OH was the highest (1.17%), whereas that of LCB 18:3(4E,8E,10E);2OH was the lowest (0.10%). The amount of sphingomyelin with an LCB 18:2(4E,8Z);2OH moiety in chyle was particularly higher than sphingomyelins with other LCB moieties.

Conclusions
Structural differences among LCBs, particularly geometric isomerism at the C8–C9 position, significantly affected the absorption percentages and ratio of metabolites. This is the first report to elucidate that the absorption and metabolism of sphingolipids are dependent on their LCB structure. These results could be used to develop functional foods that are more readily absorbed.
出版者
出版者 BioMed Central
関係URI
識別子タイプ URI
関連識別子 https://lipidworld.biomedcentral.com/articles/10.1186/s12944-021-01448-2
関連名称 Structure-dependent absorption of atypical sphingoid long-chain bases from digestive tract into lymph
権利
権利情報 © The Author(s). 2021
権利URI
権利情報 http://creativecommons.org/licenses/by/4.0/
NCID
収録物識別子タイプ NCID
収録物識別子 AA1203677X
DOI
関連タイプ isIdenticalTo
識別子タイプ DOI
関連識別子 info:doi/10.1186/s12944-021-01448-2
著者版フラグ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
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