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来自母猪食克洛菲布拉特的产后小猪的卡尼丁状况评估
Brandon Pike1, Jinan Zhao1, Julie A Hicks1
1Laboratory of Developmental Nutrition, Department of Animal Sciences, North Carolina State University, Raleigh, NC 27695, USA.
Current issues in molecular biology
|January 30, 2026
概括
孕产妇补充克洛菲布拉特并没有改变新生儿的卡尼丁水平,尽管它影响了牛奶的卡尼丁. 新生儿的卡尼丁状况主要受到早期发育过程中的牛奶卡尼丁含量的影响.
科学领域:
- 动物营养 动物营养
- 生物化学 生物化学
- 发展生理学 发展生理学
背景情况:
- 牛奶中的肉丁含量随着哺乳期的自然下降,与PPARα下调相吻合.
- 了解卡尼丁在新生儿发育中的作用对于优化早期营养至关重要.
研究的目的:
- 调查母体PPARα激动剂 (克洛菲布拉特) 补充剂对牛奶肉和新生儿肉状况的影响.
- 为了确定牛奶肉和新生儿血,肠道和肝脏中的肉水平之间的关系.
主要方法:
- 孕母猪从怀孕期到早期哺乳期接受了含有不同酸纤维素水平的饮食.
- 在牛奶,小猪血,肠道和肝脏中测量了多个时间点的卡尼丁水平.
- 分析了与卡尼运输和代谢相关的基因表达.
主要成果:
- 牛奶中的肉素随着哺乳期的日数而四分之一降低.
- 肝脏和肠道卡尼丁因猪仔出生后的年龄而增加.
- 孕产妇服用克洛菲布拉特补充剂影响了某些与卡尼丁相关的基因表达,但没有改变新生儿的血或粘膜卡尼丁度.
结论:
- 新生儿血和粘膜中的卡尼丁度的变化主要是由牛奶中的卡尼丁度驱动的.
- 哺乳期的母乳肌酸补充剂似乎不会显著改变新生儿的肉状况,尽管它影响了牛奶肉的动态.
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