在患有慢性病的老鼠中,NaHCO3负载会导致动脉压升高和损伤
Elinor C Mannon1, P Robinson Muller1, Jingping Sun1
1Department of Physiology, Medical College of Georgia at Augusta University, Augusta, Georgia, U.S.A.
Clinical science (London, England : 1979)
|February 1, 2024
概括
碳酸 (NaHCO3) 和化 (NaCl) 都会增加慢性病 (CKD) 鼠的血压和体积保留. 虽然NaCl更强效,但NaHCO3在CKD中也显著影响了这些参数.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 心血管生理学心血管生理学
- 腎病理生理學 腎病理生理學
背景情况:
- 碳酸 (NaHCO3) 治疗慢性病 (CKD) 中的代谢性酸性疾病.
- 在CKD中,NaHCO3负载对血压和体积保留的影响尚未完全理解.
- 已知饮食中的化 (NaCl) 会导致体积保留和高血压.
研究的目的:
- 为了比较NaCl和NaHCO3负载对血压,体积保留和CKD动物模型中的损伤的影响.
- 测试假设,NaCl加载在CKD中比等分NaHCO3加载更有害.
主要方法:
- 使用2/3和5/6切除脏残留的CKD的小鼠模型.
- 通过饮用水或输液给药NaCl和NaHCO3.
- 使用无线电遥测测量测量24小时血压.
- 使用代谢的评估体积保留.
主要成果:
- 在NaHCO3和NaCl负载中,在残留的脏大鼠中促进了高血压和体积保留.
- 高血压和体积保留随着较大的质量减少 (增加盐敏感性) 而恶化.
- 与同位体NaCl相比,NaHCO3负载的益高血压较小,但仍显著增加了血压,并导致体积保留,与对照组相比.
结论:
- 在CKD的背景下,NaHCO3负载不是良性的,导致显著的高血压和体积保留.
- 无论是NaCl还是NaHCO3,都会导致CKD的不良心血管影响.
- 在患有CKD的患者中,建议谨慎使用NaHCO3负载.
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