神经行为和发育概况:康尼利亚·德朗格综合征患者的基因型-表型相关性
Rowena Ng1,2, Julia O'Connor3,4, Deirdre Summa5
1Department of Neuropsychology, Kennedy Krieger Institute, 1750 E. Fairmount Ave, Baltimore, MD, 21231, USA. ngr@kennedykrieger.org.
Orphanet journal of rare diseases
|March 11, 2024
概括
与SMC1A变体相比,患有康涅利亚·德朗格综合征 (CdLS) 和NIPBL变体的个体表现出更严重的行为问题,包括焦虑和自我伤害行为. 两组都经历了类似的发育延迟,突出了早期干预的必要性.
科学领域:
- 遗传学和罕见疾病.
- 神经发育障碍 神经发育障碍
- 临床遗传学 临床遗传学
背景情况:
- 康尼莉亚·德朗格综合征 (CdLS) 是一种罕见的遗传疾病,影响多个身体系统.
- 诸如NIPBL和SMC1A等基因中的致病变体是已知的CdLS的原因.
- 有限的文献存在于CdLS中的基因型-表型相关性,特别是在神经行为差异方面.
研究的目的:
- 为了比较由NIPBL和SMC1A变体引起的CdLS患者的神经行为差异和发育变异性.
- 确定与CdLS神经发育和行为相关的基因型-表型相关性.
主要方法:
- 一项患者报告的结果研究,利用来自罕见疾病协调局注册表的数据.
- 包括26个患有NIPBL变异的个体和12个患有SMC1A变异的个体.
- 通过父母填写的问卷,评估发育史,里程碑 (语言,运动),干预史和行为功能.
主要成果:
- 无论是NIPBL还是SMC1A变异组,都在运动和语言里程碑中表现出类似的延迟.
- 患有NIPBL变异的个体表现出更严重的行为表型,包括重复性,隐蔽性和自我伤害行为,以及焦虑增加.
- 虽然语音和职业治疗的使用情况相似,但患有SMC1A变异的人更有可能接受物理治疗. 这两组的辅助设备使用率都很低.
结论:
- 这些发现与现有研究一致,表明NIPBL变异个体具有更严重的行为表型,包括自闭症特征和焦虑,尽管具有相似的发展里程碑.
- 两种基因组都报告了显著的注意力问题.
- 早期和全面的干预,包括行为健康服务,对于管理CdLS至关重要.
关键词:
行为运作 行为运作康奈莉亚·德朗格综合征 (Cornelia de Lange综合征) 是一种发展发展发展 发展发展遗传学/遗传性疾病干预措施 干预措施尼普布尔 (NIPBL) 是一种这就是SMC1A.更多相关视频
09:16Array Comparative Genomic Hybridization Array CGH for Detection of Genomic Copy Number Variants
Published on: February 21, 2015
19.6K
08:22A Novel Strategy Combining Array-CGH, Whole-exome Sequencing and In Utero Electroporation in Rodents to Identify Causative Genes for Brain Malformations
Published on: December 1, 2017
8.6K
相关概念视频
Human Genetics
566
Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
The complex relationship between genetics and psychology is observable through common biological components such...
566
Pleiotropy
40.4K
Pleiotropy is the phenomenon in which a single gene impacts multiple, seemingly unrelated phenotypic traits. For example, defects in the SOX10 gene cause Waardenburg Syndrome Type 4, or WS4, which can cause defects in pigmentation, hearing impairments, and an absence of intestinal contractions necessary for elimination. This diversity of phenotypes results from the expression pattern of SOX10 in early embryonic and fetal development. SOX10 is found in neural crest cells that form melanocytes,...
40.4K
Background and Environment Affect Phenotype
6.5K
Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...
6.5K
Behavioral Genetics and Its Designs
366
Behavior genetics explores how genetic inheritance influences human behavior. It focuses on how genes, passed from parents to offspring, contribute to the development of behavioral traits and tendencies. This branch of genetics seeks to understand the complex interplay between inherited genetic factors and environmental influences in shaping our behaviors.
The primary methodologies used in behavior genetics include family studies, twin studies, and adoption studies, each providing unique...
The primary methodologies used in behavior genetics include family studies, twin studies, and adoption studies, each providing unique...
366
Genetic Lingo
102.7K
Overview
102.7K
Pedigree Analysis
84.2K
Overview
84.2K
