周围神经纤维光链和皮质内髓在双相I型情绪障碍中
Mohammad Ali1, Bianca Wollenhaupt-Aguiar2, Manpreet Sehmbi3
1MiNDS Neuroscience Graduate Program, McMaster University, Hamilton, ON, Canada; Centre for Clinical Neurosciences, McMaster University, Canada.
Journal of affective disorders
|January 12, 2025
概括
患有双相情感障碍 (BD) 的个人表现出血清神经丝光链 (NfL) 水平升高,这是大脑形态缺陷的潜在指标. 这项研究将较高的NfL与BD患者在特定大脑区域的皮层内髓 (ICM) 变化联系起来.
科学领域:
- 神经科学是一个神经科学.
- 生物标志物 生物标志物
- 神经成像是一种神经成像.
背景情况:
- 神经纤维光链 (NfL) 是一种神经元结构蛋白.
- 血中NfL升高与髓损伤和神经系统疾病有关.
- 双极性障碍 (BD) 的特点是皮层内髓 (ICM) 成熟的缺陷.
研究的目的:
- 为了研究皮层内髓 (ICM) 和外周血液神经丝光链 (NfL) 在双相情感障碍 (BD) 中的水平之间的关联.
主要方法:
- 在72名BD患者和71名健康对照 (HC) 中使用ELISA量化血清NfL.
- 使用t测试来比较不同组的NfL水平.
- 利用回归来分析NfL,六个特定大脑区域的ICM和BD患者的年龄之间的关联.
主要成果:
- 在BD患者中,血清NfL度明显高于HC (p=0.001).
- 包括六个大脑区域和年龄在内的模型解释了BD中NfL水平的26%的差异.
- 对照区域 (叶,环) 解释了与年龄相对较小的差异 (7%和2%).
结论:
- 这项研究证实,与对照组相比,BD患者的NfL升高.
- 较高的NfL水平与BD中特定大脑区域的ICM缺陷相关.
- 在双相情感障碍中,NfL显示出作为大脑形态异常的生物标志物的潜力.
更多相关视频
09:41Comprehensive Autopsy Program for Individuals with Multiple Sclerosis
Published on: July 19, 2019
11.4K
08:33Olfactory Neurons Obtained through Nasal Biopsy Combined with Laser-Capture Microdissection: A Potential Approach to Study Treatment Response in Mental Disorders
Published on: December 4, 2014
9.7K
相关概念视频
Bipolar Disorder
50
Bipolar disorder is a chronic mental health condition marked by significant mood fluctuations, including episodes of mania and depression. Elevated energy levels, heightened mood or irritability, impulsive behavior, reduced sleep needs, rapid speech, racing thoughts, inflated self-esteem, and distractibility characterize mania. Individuals with bipolar disorder often alternate between depressive and manic states, with periods of emotional stability lasting an average of six months to a year.
50
Mania and Antimanic Drugs: Overview
120
Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as...
120
Types of Intermediate Filaments
3.6K
The intermediate filaments are an essential component of the cytoskeleton. Presently six types of intermediate filament have been identified. Type I and II are acidic and basic keratin proteins. Type III is of mesodermal origin and comprises four proteins: vimentin, desmin, glial fibrillary acidic protein (GFAP), and peripherin. Vimentin is commonly found in mesenchymal cells, desmin in muscle cells, GFAP in astrocytes, while peripherin is found in peripheral nervous system neurons (PNS). Type...
3.6K
