相关实验视频

Updated: Jun 12, 2025

Label-Free Non-Linear Optics for the Study of Tubulin-Dependent Defects in Central Myelin

Label-Free Non-Linear Optics for the Study of Tubulin-Dependent Defects in Central Myelin

Published on: March 24, 2023

遗传性白质疾病: 低髓化 (髓性疾病)

Stefanie Perrier¹, Laurence Gauquelin², Geneviève Bernard³

¹Department of Neurology and Neurosurgery, McGill University, Montréal, QC, Canada; Child Health and Human Development Program, Research Institute of the McGill University Health Centre, Montréal, QC, Canada.

Handbook of clinical neurology

|September 25, 2024

概括

低肌性白血病是一种遗传性白质疾病,肌素不足. 本综述涵盖了PLP1相关疾病和POLR3相关白血病等常见形式,详细介绍了它们的遗传学,成像和治疗方法.

科学领域:

神经学神经学
遗传学遗传学是一个
医疗成像医学成像

背景情况:

低髓性白血病 (HLD) 是一种遗传性白质疾病,其特征在发育过程中是髓沉积受损.
这些情况呈现出临床严重性的范围,从早期发作的严重神经功能损害到成人发作的较轻微形式.

研究的目的:

为了提供一个全面的概述常见的低肌肉化白血病.
讨论遗传基础,临床表现和诊断成像模式.
审查当前和潜在的未来治疗策略.

主要方法:

关于低髓质化白血病的文献综述.
对遗传原因的分析,包括PLP1,GJC2和POLR3基因变异.
磁共振成像 (MRI) 发现与特定的HLD亚型的相关性.

主要成果:

与PLP1相关的疾病是由PLP1基因的病原变异引起的,包括Pelizaeus-Merzbacher病和相关疾病.
自体递归的Pelizaeus-Merzbacher类疾病是由GJC2基因变异引起的.
与POLR3相关的白血病 (4H白血病) 涉及RNA聚合酶III子单元的基因中的双变异.

结论:

对HLD亚型的准确诊断依赖于整合临床,遗传和神经成像数据.
了解特定的遗传病因对于预后和指导治疗方法至关重要.
目前正在进行的病理生理学和遗传学研究有望为这些罕见的神经系统疾病开发有效的治疗方法.

关键词:

4H 白血病变异症 4H 白血病变异症在Connexin-47中使用.他们的家具.早期髓化结构的低髓化与PLP1相关的疾病.与POLR3相关的白血病变.皮利塞乌斯默兹巴赫病皮利塞乌斯 (Pelizaeus) 患有类似于默兹巴赫病的疾病.蛋白质脂质蛋白质是一种蛋白质脂质蛋白质.的RNA聚合酶III.

更多相关视频

Comprehensive Autopsy Program for Individuals with Multiple Sclerosis

Comprehensive Autopsy Program for Individuals with Multiple Sclerosis

Published on: July 19, 2019

Preparation and Immunostaining of Myelinating Organotypic Cerebellar Slice Cultures

Preparation and Immunostaining of Myelinating Organotypic Cerebellar Slice Cultures

Published on: March 20, 2019

相关概念视频

Disorders of the Nervous Tissue

Disorders of the Nervous Tissue

Nervous tissue is a vital component of the human body's communication system, enabling us to perceive and respond to stimuli. However, like all other tissues, it is vulnerable to disorders and diseases that can significantly impact our neurological functioning.
Homeostatic Imbalances:
Alzheimer's disease manifests as a gradual decline in memory and cognitive abilities, attributed to the buildup of amyloid plaques and neurofibrillary tangles in the brain.
Parkinson's disease arises...

Sex-linked Disorders

Sex-linked Disorders

Like autosomes, sex chromosomes contain a variety of genes necessary for normal body function. When a mutation in one of these genes results in biological deficits, the disorder is considered sex-linked.

Disorders of the Skeletal Muscle

Disorders of the Skeletal Muscle

The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...

Learning Disabilities

Learning Disabilities

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
Dyslexia
Dyslexia is a...

Disorders of Leukocytes

Disorders of Leukocytes

Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune...

Disorders of Hemostasis

Disorders of Hemostasis

Hemostasis, the process that stops bleeding after a blood vessel injury, is crucial for maintaining the integrity of the circulatory system. However, disorders of hemostasis can disrupt this delicate balance, leading to either excessive clotting or bleeding. These disorders can be broadly classified into thromboembolic disorders and bleeding disorders.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.