肌酸平衡和脏:脏移植接受者与健康对照者之间的比较
Adrian Post1, Dion Groothof2, Daan Kremer2
1Department of Internal Medicine, University Medical Center Groningen, University of Groningen, Groningen, 9713 GZ, The Netherlands. a.post01@umcg.nl.
Amino acids
|June 13, 2024
概括
与对照组相比,移植接受者 (KTR) 呈现受损的肌酸平衡,肌酸池和合成率较低. 肌酸补充剂可能有利于KTR与功能下降.
科学领域:
- 生物化学和新陈代谢
- 脏病学和泌尿病学 医学
- 移植科学 移植科学
背景情况:
- 肌酸对于细胞能量代谢至关重要,其合成涉及脏.
- 移植接受者 (KTR) 可能因功能障碍而面临肌酸生产受损.
- 了解KTR中的肌酸稳定对于管理移植后健康至关重要.
研究的目的:
- 为了比较移植接受者 (KTR) 和健康对照者之间的肌稳定.
- 研究功能 (GFR) 与KTR中的肌酸合成之间的关系.
- 为了确定肌酸补充对KTR的潜在益处.
主要方法:
- 测量了氨酸,甘氨酸,瓜尼迪诺酸盐,肌酸和肌酸氨酸的血和尿液度.
- 通过食物频率问卷评估肌酸摄入量.
- 在参与者的子集中,利用甲酸盐测量的淋巴膜过率 (GFR).
主要成果:
- 与对照组相比,KTR的总肌酸池 (14%) 和内源肌酸合成率 (22%) 显著低于对照组.
- KTR显示了瓜尼迪诺酸和肌酸的血和尿液度降低.
- 在KTR中,更高的GFR与增加的肌酸合成和总肌酸池相关,通过尿路瓜尼迪诺酸分泌的介导.
结论:
- 与健康个体相比,移植接受者表现出受损的肌酸平衡.
- 内源性肌酸合成与KTR中的功能直接相关.
- 肌酸补充可能是KTR患有功能受损的有益治疗策略.
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