长链单不和脂肪酸在早产的人类牛奶中比在全产的人类牛奶中更高的可用性
Tamás Marosvölgyi1,2, Timea Dergez1, József L Szentpéteri3
1Institute of Bioanalysis, Medical School, University of Pécs, 7624 Pécs, Hungary.
Life (Basel, Switzerland)
|May 27, 2023
概括
神经酸 (NA) 和相关的n-9脂肪酸在早期母乳中更为丰富,特别是在早产婴儿中. 这些长链单不和脂肪酸 (LCMUFA) 可能在婴儿发育中发挥关键作用.
科学领域:
- 营养科学 营养科学
- 生物化学 生物化学
- 儿科 儿科 儿科
背景情况:
- n-3和n-6长链多不和脂肪酸 (LCPUFA) 对婴儿神经系统发育至关重要.
- n-9长链单不和脂肪酸 (LCMUFA),特别是神经酸 (NA) 的作用不太清楚.
- 目前关于NA发展重要性的数据稀缺且含糊不清.
研究的目的:
- 重新分析神经酸 (NA) 和其前体 (甘酸,酸) 对人乳脂肪酸成分的贡献数据.
- 为了比较母乳中NA和相关的LCMUFA含量,在哺乳期的第一个月,来自早产 (PT) 和满产 (FT) 婴儿的母亲.
主要方法:
- 在第一周每天收集人乳 (HM) 样本,并在分娩后的第14,21和28天收集样本.
- 分析了脂肪酸成分,重点是C20: 1n-9,酸 (EA) 和神经酸 (NA).
- 统计分析比较了母乳,过渡和成熟牛奶之间的LCMUFA水平,以及PT和FT母亲之间的LCMUFA水平.
主要成果:
- 乳粉中LCMUFA水平 (C20:1n-9,EA,NA) 显著高于晚期牛奶阶段,随着哺乳期的持续时间而下降.
- 与满期 (FT) 婴儿母亲相比,早产 (PT) 婴儿母亲的C20:1n-9,EA和NA水平显著更高.
- 到28日,PT HM LCMUFA水平下降,但EA和NA仍然明显高于FT HM.
结论:
- 早期的哺乳期和母亲的早产与人乳中NA和相关的LCMUFA度较高有关.
- 在早产婴儿的牛奶中LCMUFA的可用性增加表明,LCMUFA可能在婴儿发育中发挥生物学作用.
- 需要进一步的研究来阐明神经酸和其他n-9LCMUFA在婴儿神经发育中的特定功能.
关键词:
大奶粉是什么? 大奶粉是什么? 大奶粉是什么?埃鲁基酸是什么 埃鲁基酸是什么贡多酸是甘酸的一种.人类牛奶是人类的牛奶.长链单不和脂肪酸 (LCMUFA) 是一种成熟的牛奶是成熟的牛奶尼尔酸是一种神经酸.过渡性的牛奶 过渡性的牛奶更多相关视频
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