一个更新的系统性审查和对石榴消费脂质特征的分析
Wengong Cheng1, Kaiqin Liang2, Aiqiong Huang3
1Department of Cardiology,Nanyang Second People's Hospital, Nanyang, Henan 473000, China.
Prostaglandins & other lipid mediators
|April 11, 2025
概括
石榴的消费显著增加高密度脂蛋白胆固醇 (HDL-C),一种有益的脂质. 这项随机对照试验 (RCT) 的元分析发现,对总胆固醇,LDL-C或甘油三酸没有影响.
科学领域:
- 营养科学 营养科学
- 心血管健康 心血管健康
- 代谢障碍 代谢障碍 代谢障碍
背景情况:
- 石榴的生物活性化合物 (多,黄) 表明潜在的脂质调节作用.
- 目前关于石榴对血脂的影响的证据是不一致的.
- 系统性审查和元分析对于合成异质试验数据至关重要.
研究的目的:
- 系统地审查和元分析随机对照试验 (RCT),评估石榴对血脂质配置文件的影响.
- 综合当前关于石榴消费如何影响总胆固醇 (TC),LDL-C,HDL-C和甘油三 (TG) 的证据.
- 确定可能导致研究结果异质性的因素.
主要方法:
- 在遵守PRISMA指南的Scopus和MEDLINE数据库中进行系统的文献搜索.
- 包括37个RCT (n=2695) 评估口服石榴产品 (果汁,提取物,种子油) 超过7天.
- 在RevMan 5.3中使用随机效应模型进行数据合成,以脂质参数作为主要结局.
主要成果:
- 石榴的摄入量显著增加了高密度脂蛋白胆固醇 (HDL-C) 水平 (MD: 2.50 mg/dL; p < 0.05).
- 没有观察到对总胆固醇 (TC),低密度脂蛋白胆固醇 (LDL-C) 或甘油三 (TG) 的显著影响.
- 亚组分析表明,非酒精性脂肪性肝病 (NAFLD) 患者,健康个体和干预时间≥8周的患者的HDL-C增加更大.
结论:
- 石榴补充剂对增加HDL-C水平具有有益影响.
- 该机制可能涉及调节HDL相关的酶,如偏氧酶.
- 需要进一步的大规模,长期的RCT来确认发现并探索治疗潜力.
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