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Updated: Apr 25, 2026

A Phenotyping Regimen for Genetically Modified Mice Used to Study Genes Implicated in Human Diseases of Aging
Published on: July 14, 2016
Aging and cardiovascular diseases: the role of gene-diet interactions
Dolores Corella1, José M Ordovás2
1Department of Preventive Medicine and Public Health, School of Medicine, University of Valencia, Valencia, Spain; CIBER Fisiopatología de la Obesidad y Nutrición, Instituto de Salud Carlos III, Madrid, Spain.
Insights
Focusing on healthy aging, this review explores genetic and epigenomic factors influencing cardiovascular diseases (CVDs) and longevity. The APOE gene is a key exception, linking both aging and CVD risk.
Area of Science:
- Genomics and Epigenomics
- Longevity Research
- Cardiovascular Disease Etiology
Background:
- Healthy aging is prioritized over lifespan, with cardiovascular diseases (CVDs) as primary age-related conditions.
- CVDs are complex, influenced by genetic and environmental factors, with many associated gene variants identified.
- Despite the aging-CVD link, longevity gene studies lack consistent results, with limited overlap except for the APOE gene.
Purpose of the Study:
- To review genomic and epigenomic factors contributing to healthy aging and longevity.
- To explore the role of the APOE gene in both longevity and cardiovascular disease.
- To examine gene-diet interactions relevant to aging and disease risk.
Main Methods:
- Literature review of genomic and epigenomic studies on longevity and CVD.
- Analysis of gene variants associated with longevity and cardiovascular risk factors.
- Investigation of gene-diet interactions, including specific gene examples like TCF7L2.
Main Results:
- The APOE gene is a significant exception, identified as relevant in both longevity and CVD.
- Consistent results in longevity gene studies are lacking, with minimal overlap with CVD-related genes.
- Gene-diet interactions, such as with TCF7L2, play a crucial role.
Conclusions:
- Genomic and epigenomic factors, particularly APOE, are critical in understanding the interplay between aging, longevity, and cardiovascular health.
- Further research into gene-diet interactions is essential for promoting healthy aging and reducing CVD incidence.
- A comprehensive understanding of genetic and environmental influences is necessary to define and achieve healthy lifespan.
Abstract:
In the study of longevity, increasing importance is being placed on the concept of healthy aging rather than considering the total number of years lived. Although the concept of healthy lifespan needs to be defined better, we know that cardiovascular diseases (CVDs) are the main age-related diseases. Thus, controlling risk factors will contribute to reducing their incidence, leading to healthy lifespan. CVDs are complex diseases influenced by numerous genetic and environmental factors. Numerous gene variants that are associated with a greater or lesser risk of the different types of CVD and of intermediate phenotypes (i.e., hypercholesterolemia, hypertension, diabetes) have been successfully identified. However, despite the close link between aging and CVD, studies analyzing the genes related to human longevity have not obtained consistent results and there has been little coincidence in the genes identified in both fields. The APOE gene stands out as an exception, given that it has been identified as being relevant in CVD and longevity. This review analyzes the genomic and epigenomic factors that may contribute to this, ranging from identifying longevity genes in model organisms to the importance of gene-diet interactions (outstanding among which is the case of the TCF7L2 gene).
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