成易感性:遗传因素,人格特征和与肠道微生物群的表观遗传相互作用
Alejandro Borrego-Ruiz1, Juan J Borrego2
1Departamento de Psicología Social y de las Organizaciones, Universidad Nacional de Educación a Distancia (UNED), 28040 Madrid, Spain.
Genes
|December 30, 2025
概括
遗传和人格因素与表观遗传机制相互作用,包括肠道微生物组,以影响成易感. 了解这些复杂的相互作用对于开发有效的药物使用障碍预防和治疗策略至关重要.
科学领域:
- 神经科学和遗传学 在神经科学和遗传学.
- 行为科学 行为科学
- 微生物学 微生物学
背景情况:
- 遗传因素和个性特征在成中的个别作用已知,但它们的综合影响尚不清楚.
- 表观遗传机制,特别是涉及肠道微生物组的表观遗传机制,在成易感性方面还未得到充分研究.
- 现有的研究缺乏一个整合性框架,将基因调节,个性,遗传学和上的表观遗传学联系起来.
研究的目的:
- 综合审查基因调节,人格特征和成之间的相互作用.
- 检查物质使用障碍 (SUDs) 的遗传基础.
- 阐明表观遗传因素,特别是肠道微生物组在成中的作用.
主要方法:
- 文献综述综合了成中基因与环境相互作用的研究.
- 对人格特征和SUDs的遗传关联研究的分析.
- 探索表观遗传修饰和微生物对与成相关的神经生物学途径的影响.
主要成果:
- 遗传对人格的影响影响神经发育和个体差异.
- SUDs具有共同的遗传基础,共同的和特定物质的遗传因素都会导致风险.
- 遗传性人格特征 (例如,冲动性) 与遗传倾向相互作用,调节成风险.
- 环境因素和肠道微生物组在表观遗传学上相互作用,影响成途径.
结论:
- 成易感是多因素的,涉及遗传学,个性和表观遗传学之间的复杂相互作用.
- 肠道微生物组在调节与成相关的神经生物学和行为途径方面发挥着重要作用.
- 表观遗传,微生物和心理社会因素汇聚在一起,影响成行为的易感性,进展和维持.
相关概念视频
Human Genetics
1.4K
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...
1.4K
Drug Abuse and Addiction: Pharmacological Phenomena
1.1K
Drug dependence, abuse, and addiction are complex phenomena that can precipitate various abnormal states. Physical dependence refers to a state of pharmacological adaptation to a drug. This adaptation often results in tolerance—a reduced response to the drug after repeated administrations. When the drug use is abruptly stopped, withdrawal symptoms occur due to the body's need to readjust from the pharmacologically induced imbalance. However, tolerance and withdrawal symptoms do not...
1.1K
Bulimia Nervosa
633
Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
633
Gene-Environment Interactions
1.0K
Gene expression is a dynamic process that is significantly influenced by environmental factors. This interaction underlies the complex nature of biological development and the phenotypic differences observed among individuals, even among those with identical genetic makeups. Factors such as radiation, temperature, behavior, nutrition, and stress play pivotal roles in determining how genes are expressed. The concept of the reaction range is central to understanding this interaction. It posits...
1.0K
Behavioral Genetics and Its Designs
955
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...
955
Anatomy of the Intestines
86.5K
Although digestion of proteins, carbohydrates, and lipids may begin in the stomach, it is completed in the intestine. The absorption of nutrients, water, and electrolytes from food and drink also occurs in the intestine. The intestines can be divided into two structurally distinct organs—the small and large intestines.
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the...
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the...
86.5K


