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为支链氨基酸用于神经病理学奠定基础:单次口服剂量能否使全身水平升高数小时?

Setting the Stage for Branched-Chain Amino Acids Use in Neurological Pathologies: Does a Single Oral Dose Provide Hours of Elevated Systemic Levels?

作者信息

Mathew Ezek, Jones Nathan, Dews McKinley, Neal Dominique, Cohen Anders

机构信息

Department of Microbiology and Immunology, The University of North Texas Health Science Center, 3500 Camp Bowie Blvd, Fort Worth, TX 76107, USA.

Department of Neurological Surgery, The Brooklyn Hospital Center, 121 DeKalb Avenue, Brooklyn, NY 11201, USA.

出版信息

Diseases. 2025 Mar 6;13(3):76. doi: 10.3390/diseases13030076.

DOI:10.3390/diseases13030076
PMID:40136616
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC11941354/
Abstract

BACKGROUND

Recent studies have demonstrated that branched-chain amino acids are neuroprotective and neurorestorative. Branched-chain amino acid supplements are now being recommended to be taken before contact sports to reduce concussions. While peaks and troughs in branched-chain amino acids have previously been reported in hospital settings, the metabolism of a single recommended dose of over-the-counter branched-chain amino acids has yet to be elucidated.

METHODS

We analyzed a patented branched-chain amino acid product to assess its metabolism in 10 healthy adults.

RESULTS

Over the defined time points, measured levels of branched-chain amino acids remained significantly elevated when compared to the physiological baseline. The elevations in measured plasma levels indicate that a single oral dose is a viable intake option for increasing levels of branched-chain amino acids.

CONCLUSIONS

This information can be leveraged to better plan branched-chain amino acid-based treatment doses in order to treat pathologies such as brain injury.

摘要

背景

最近的研究表明,支链氨基酸具有神经保护和神经修复作用。现在建议在进行接触性运动前服用支链氨基酸补充剂以减少脑震荡。虽然此前在医院环境中已报道过支链氨基酸的峰值和谷值,但非处方支链氨基酸单次推荐剂量的代谢情况尚未阐明。

方法

我们分析了一种获得专利的支链氨基酸产品,以评估其在10名健康成年人中的代谢情况。

结果

在规定的时间点内,与生理基线相比,测得的支链氨基酸水平仍显著升高。血浆水平的升高表明,单次口服剂量是增加支链氨基酸水平的可行摄入方式。

结论

这些信息可用于更好地规划基于支链氨基酸的治疗剂量,以治疗诸如脑损伤等病症。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/f365/11941354/8532cc086c9e/diseases-13-00076-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/f365/11941354/8532cc086c9e/diseases-13-00076-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/f365/11941354/8532cc086c9e/diseases-13-00076-g001.jpg

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本文引用的文献

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Sex-Based Effects of Branched-Chain Amino Acids on Strength Training Performance and Body Composition.支链氨基酸对力量训练表现和身体成分的性别差异影响。
Sports (Basel). 2024 Oct 11;12(10):275. doi: 10.3390/sports12100275.
2
The role of BCAA metabolism in metabolic health and disease.支链氨基酸代谢在代谢健康和疾病中的作用。
Exp Mol Med. 2024 Jul;56(7):1552-1559. doi: 10.1038/s12276-024-01263-6. Epub 2024 Jul 2.
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Head Injury Treatment With Healthy and Advanced Dietary Supplements: A Pilot Randomized Controlled Trial of the Tolerability, Safety, and Efficacy of Branched Chain Amino Acids in the Treatment of Concussion in Adolescents and Young Adults.
健康与先进膳食补充剂治疗头部损伤:支链氨基酸治疗青少年和年轻成人脑震荡的耐受性、安全性和疗效的初步随机对照试验。
J Neurotrauma. 2024 Jun;41(11-12):1299-1309. doi: 10.1089/neu.2023.0433. Epub 2024 Apr 11.
4
Traumatic brain injury, abnormal growth hormone secretion, and gut dysbiosis.创伤性脑损伤、生长激素分泌异常和肠道菌群失调。
Best Pract Res Clin Endocrinol Metab. 2023 Dec;37(6):101841. doi: 10.1016/j.beem.2023.101841. Epub 2023 Nov 19.
5
Impaired BCAA catabolism in adipose tissues promotes age-associated metabolic derangement.脂肪组织中支链氨基酸分解代谢受损促进与年龄相关的代谢紊乱。
Nat Aging. 2023 Aug;3(8):982-1000. doi: 10.1038/s43587-023-00460-8. Epub 2023 Jul 24.
6
Lysophospholipids and branched chain amino acids are associated with aging: a metabolomics-based study of Chinese adults.溶血磷脂和支链氨基酸与衰老有关:一项基于代谢组学的中国成年人研究。
Eur J Med Res. 2023 Feb 2;28(1):58. doi: 10.1186/s40001-023-01021-w.
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Association between prealbumin, all-cause mortality, and response to nutrition treatment in patients at nutrition risk: Secondary analysis of a randomized controlled trial.白蛋白前体、全因死亡率与营养风险患者营养治疗反应的关系:一项随机对照试验的二次分析。
JPEN J Parenter Enteral Nutr. 2023 Mar;47(3):408-419. doi: 10.1002/jpen.2470. Epub 2023 Jan 27.
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Brain Branched-Chain Amino Acids in Maple Syrup Urine Disease: Implications for Neurological Disorders.枫糖尿症中脑支链氨基酸:对神经紊乱的影响。
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