探索与自闭症谱系障碍中性别差异相关的关键基因和途径:综合生物信息分析
Himani Nautiyal1, Akanksha Jaiswar2, Prabhash Kumar Jha3
1Department of Pharmaceutical Sciences, School of Health Sciences and Technology, UPES, Dehradun, 248001, India.
概括
这项研究揭示了自闭症谱系障碍 (ASD) 的男性和女性不同的分子特征. 鉴定基因表达中的这些性别特异性差异可能会导致针对ASD的向治疗.
科学领域:
- 神经科学是一个神经科学.
- 基因组学就是基因组学.
- 生物信息学是一种生物信息学.
背景情况:
- 自闭症谱系障碍 (ASD) 带来了社会和语言方面的挑战,男性的患病率更高.
- 性别特异性自闭症差异的潜在机制和分子标记在很大程度上是未知的,阻碍了个性化治疗策略.
- 目前的研究缺乏对性特异性遗传和ASD路径改变的全面理解.
研究的目的:
- 研究与ASD个体的性别特异性差异相关的独特基因和途径.
- 确定潜在的性别特异性分子生物标志物和ASD管理的治疗点.
- 利用生物信息学方法,更深入地了解ASD的异质性质.
主要方法:
- 利用微阵列数据集 (GSE6575) 来识别与神经类型相比,自闭症男性和女性的不同表达基因.
- 进行基因组丰富分析和蛋白质-蛋白质相互作用网络分析,以确定枢纽基因.
- 使用自闭症相关数据库验证了枢纽基因,并确定了潜在的小分子药物候选者.
主要成果:
- 在男性中鉴定了2211个独特的差异表达基因,在女性中958个.
- 男性的枢纽基因与RNA聚合酶II转录调节和氨酸激酶信号传递有关;女性枢纽基因与细胞内信号转导,细胞迁移和雄激素受体信号传递有关.
- 乳头瘤病毒感染途径在男性中丰富;在女性中焦点粘附和特定切除修复.
- 沃特曼宁和5-甲被确定为男性和女性的潜在治疗药物.
结论:
- 这项研究确定了男性和女性患有自闭症的独特的,全血衍生的分子特征.
- 这些发现表明,对于ASD诊断和预后,潜在的外围性别特异性生物标志物.
- 已识别的候选药物为开发针对性,性别特定的药物治疗方法提供了有希望的途径,用于ASD管理,尽管需要实验验证.
相关概念视频
02:45The Ratio of X Chromosome to Autosomes
8.5K
In most organisms, sex is determined by the ratio of X and Y chromosomes. However, in some organisms, such as Drosophila and C.elegans, sex is determined by the ratio of the number of X chromosomes to the number of sets of autosomes. The Y chromosome in Drosophila is active but does not determine sex. It contains genes responsible for the production of sperms in adult flies.
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female...
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female...
8.5K
01:19Autism Spectrum Disorder
88
Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
88
01:11Genome-wide Association Studies-GWAS
13.4K
Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
GWAS does not require the identification of the target gene involved in...
13.4K
01:28Human Genetics
565
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...
565