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作为主要抑郁障碍的新型潜在生物标志物,LRFN5和OLFM4:试点研究

Ke Xu^1,2, Peng Zheng^1,2, Shuang Zhao³

¹Department of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.

Translational psychiatry

|June 6, 2023

概括

在严重抑郁症 (MDD) 中,LRFN5和OLFM4的血清水平升高. 这些蛋白质可以作为MDD的诊断生物标志物,它们的联合使用显示出高精度.

科学领域:

神经科学是一个神经科学.
生物化学生物化学
精神病学是一个精神病学.

背景情况:

众所周知,LRFN5和OLFM4会影响神经发育和突触功能.
全基因组关联研究表明LRFN5,OLFM4和严重抑郁症 (MDD) 之间存在联系.
在MDD中,LRFN5和OLFM4的确切作用和表达模式在很大程度上是未知的.

研究的目的:

在患有或没有MDD的个体中研究LRFN5和OLFM4的血清度.
探索LRFN5和OLFM4水平与MDD的临床特征之间的关系.
评估LRFN5和OLFM4作为MDD生物标志物的诊断潜力.

主要方法:

酶相关免疫吸收试验 (ELISA) 用于测量血清LRFN5和OLFM4水平.
该研究包括99名未经药物治疗的MDD患者,90名接受药物治疗的MDD患者和81名健康对照 (HC).
用皮尔森相关性分析来评估与临床数据的关联.

主要成果:

与HC相比,MDD患者的血清LRFN5和OLFM4水平显著更高.
药物治疗的MDD患者的水平低于未服用药物的MDD患者.
LRFN5和OLFM4对MDD的诊断性能非常出色,联合使用达到0.974 (培训) 和0.975 (测试) 的AUC.

结论:

LRFN5和OLFM4与主要抑郁障碍的病理生理学有关.
血清中LRFN5和OLFM4度升高可能表明MDD.
LRFN5和OLFM4的组合显示出作为MDD的诊断生物标志物面板的希望.

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