血清矿物质和男性年龄相关的阴性腺症:多模式证据解码关联和干预策略
Junfeng Xie1, Chengyuan Wang1, Jiaxi Yao2
1Department of Urology, The First Affiliated Hospital of China Medical University, Shenyang 110001, China.
The Journal of clinical endocrinology and metabolism
|September 19, 2025
概括
血清铁含量较高的中年男性的丸激素水平增加. 这项研究强调了铁.
科学领域:
- 内分泌学和新陈代谢学
- 营养科学 营养科学
- 男人的健康 男人的健康
背景情况:
- 男性的阴性腺体缺陷症涉及随着年龄的增长而降低丸激素.
- 矿物质在性激素平衡中的作用尚不清楚,结果不一致.
- 之前的研究缺乏年龄特定的分析,只关注单个矿物质.
研究的目的:
- 为了研究血清矿物质和男性丸功能之间的特定年龄的联系.
- 专注于铁在丸激素调节中的复杂作用.
- 为了基因评估血清铁和总 (TT) 之间的因果关系,探索调解者.
主要方法:
- 对687名年龄分层的男性的横截面数据的分析 (NHANES 2013-2016).
- 使用加权线性回归,受限制的立方线,和零碎回归.
- 采用孟德尔的随机化 (MR) 和调解分析来评估因果关系和途径.
主要成果:
- 在中年男性中发现血清铁和TT之间的积极关联 (J形曲线).
- 血清铁对TT的影响的一个拐点是12.18μmol/L.
- 门德尔的随机化支持铁对TT的因果作用,由代谢因素调节;胆红素代谢物C16H18N2O5 (2) 作为负媒介.
结论:
- 血清铁通过氧化还原和代谢途径双向影响丸功能.
- 年龄显著改变了矿物内分泌相互作用.
- 这些发现支持个性化营养,并揭示了新的胆红素介导的调节机制.
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