相关实验视频

Updated: Jun 26, 2025

Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes

Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes

Published on: June 28, 2024

围产期多不和脂肪酸状况的模式以及相关的饮食或候选遗传因素

Aline Abou Assi¹, Barbara Heude¹, Sabine Plancoulaine²

¹Université Paris Cité and Université Sorbonne Paris Nord, INSERM, INRAE, Centre for Research in Epidemiology and StatisticS (CRESS), Paris, France.

Journal of lipid research

|May 18, 2024

概括

围产期多不和脂肪酸 (PUFA) 状态最好使用多个生物标志物进行评估. 母亲的欧米茄-3摄入量显著影响这些模式,突出其在怀孕和哺乳期间的重要性.

科学领域:

营养生物化学营养生物化学
人类遗传学人类遗传学
围产期健康围产期健康

背景情况:

围产期接触omega-3和omega-6多不和脂肪酸 (PUFA) 对婴儿发育至关重要.
母亲血液,带血液和母乳中的生物标志物可以描述PUFA状态.
了解饮食,遗传学 (FADS和ELOVL基因) 和PUFA状态之间的相互作用是必不可少的.

研究的目的:

通过整合来自多种生物流体的数据,全面描述围产期PUFA状态.
调查孕期母亲饮食摄入量对围产期PUFA状态的影响.
检查母亲的FADS和ELOVL基因多态性和围产期PUFA模式之间的关联.

主要方法:

对来自EDEN队列的1901对母婴对进行分析.
在母体红细胞,带红细胞和大奶粉中测量的PUFA水平.
通过食物频率问卷评估母亲的饮食摄入量;FADS/ELOVL基因多态化基因型.
用于识别PUFA模式的主要组件分析;应用了相关性和回归模型.

主要成果:

确定了五种不同的围产期PUFA状态模式.
母亲的欧米茄-3长链PUFA (LC-PUFA) 摄入量与特定模式相关,特别是"高欧米茄-3LC-PUFA,低欧米茄-6LC-PUFA".
在FADS类型和大多数PUFA模式之间发现了强烈的关联,除了"高omega-3LC-PUFA,低omega-6LC-PUFA"模式.

结论:

整合多种生物流体可以更全面地评估围产期PUFA状态.
母亲的食omega-3LC-PUFA摄入量是特定的围产期PUFA形状的关键决定因素.
缺乏对富含omega-3的模式的遗传影响,强调了孕期和哺乳期母亲饮食的关键作用.

关键词:

在EDEN的母婴队列研究中,这是ELOVL基因.这就是FADS基因.饮食中的脂肪.流行病学流行病学欧米茄-3 脂肪酸欧米茄-3 脂肪酸生产前的PUFA状态怀孕怀孕怀孕怀孕怀孕

更多相关视频

Author Spotlight: Collecting the Brain and Serum from the Same Mice Fetus to Study Brain Tumor Development

Author Spotlight: Collecting the Brain and Serum from the Same Mice Fetus to Study Brain Tumor Development

Published on: May 17, 2024

Dietary Supplementation of Polyunsaturated Fatty Acids in Caenorhabditis elegans

Dietary Supplementation of Polyunsaturated Fatty Acids in Caenorhabditis elegans

Published on: November 29, 2013

相关概念视频

Pedigree Analysis

Pedigree Analysis

Human Genetics

Human Genetics

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...

Genomic Imprinting and Inheritance

Genomic Imprinting and Inheritance

Diploid organisms inherit genetic material through chromosomes from both parents. Copies of the same gene are known as alleles. In most cases, both alleles are simultaneously expressed and allow various cellular processes to function optimally. If one of the alleles is missing or mutated, the expression of the other allele can compensate; however, this is not true for all genes.
The expression of some genes depends on which parent passed the gene to the offspring, through a phenomenon known as...

Probability Laws

Probability Laws

Incomplete Dominance

Incomplete Dominance

Gregor Mendel's work (1822 - 1884) was primarily focused on pea plants. Through his initial experiments, he determined that every gene in a diploid cell has two variants called alleles inherited from each parent. He suggested that amongst these two alleles, one allele is dominant in character and the other recessive. The combination of alleles determines the phenotype of a gene in an organism.

Inborn Errors of Metabolism

Inborn Errors of Metabolism

Phenylketonuria (PKU) is a protein metabolism disorder characterized by high blood levels of the amino acid phenylalanine. This results from a mutation in the gene responsible for phenylalanine hydroxylase, an enzyme that converts phenylalanine into tyrosine. When this enzyme is deficient, phenylalanine builds up in the blood, leading to symptoms such as vomiting, rashes, seizures, growth deficiency, and severe mental retardation. An early diagnosis and a diet restricting phenylalanine intake...