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Epigenetic Regulation

Epigenetic Regulation

Epigenetic changes alter the physical structure of the DNA without changing the genetic sequence and often regulate whether genes are turned on or off. This regulation ensures that each cell produces only proteins necessary for its function. For example, proteins that promote bone growth are not produced in muscle cells. Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
X-chromosome...

Epigenetic Regulation

Epigenetic Regulation

Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.

Epigenetic Regulation

Epigenetic Regulation

Lifestyle Factors and Health

Lifestyle Factors and Health

Lifestyle factors play a critical role in maintaining overall health and preventing chronic diseases. Key elements, such as regular physical activity, a nutritious diet, and abstinence from smoking, can significantly enhance physical, mental, and emotional well-being while reducing the risk of several life-threatening conditions.
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...

Gene-Environment Interactions

Gene-Environment Interactions

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...

Cancer Prevention

Cancer Prevention

Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...

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Related Experiment Video

Updated: Mar 25, 2026

Sample Preparation to Bioinformatics Analysis of DNA Methylation: Association Strategy for Obesity and Related Trait Studies

Sample Preparation to Bioinformatics Analysis of DNA Methylation: Association Strategy for Obesity and Related Trait Studies

Published on: May 6, 2022

[Epigenetics and Life-style diseases].

Hironori Waki¹, Toshimasa Yamauchi², Takashi Kadowaki²

¹Department of Diabetes and Metabolic Diseases, Functional Regulation of Adipocytes,Graduate School of Medicine, the University of Tokyo, Japan.

Clinical Calcium

|March 1, 2016

Summary

Epigenetic regulation, influenced by genetics and environment, impacts lifestyle diseases. Advances in DNA sequencing reveal insights into gene regulation and disease mechanisms.

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Published on: July 12, 2012

Area of Science:

Molecular Biology
Genetics
Epigenetics

Context:

Eukaryotic genomic DNA is organized into chromatin.
Gene regulation involves DNA methylation and histone modifications (acetylation, methylation) without altering nucleotide sequences.
Genetic and environmental factors contribute to lifestyle diseases.

Purpose:

To overview recent progress in epigenetic studies on lifestyle diseases.
To highlight the role of epigenetics in the interplay between genetic and environmental factors.
To discuss how DNA sequencing advances provide insights into gene regulation and disease mechanisms.

Summary:

Epigenetic mechanisms, including DNA methylation and histone modifications, regulate gene expression and phenotype without changing DNA sequence.
These epigenetic processes are crucial in mediating the effects of genetic and environmental factors on lifestyle diseases.
Recent advancements in DNA sequencing technologies offer new perspectives on transcriptional and epigenetic regulation and the genetic basis of diseases.

Impact:

Understanding epigenetic regulation in lifestyle diseases can lead to novel diagnostic and therapeutic strategies.
This overview provides insights into the complex interplay of genetic and environmental factors in disease etiology.
Advances in sequencing technologies are accelerating the discovery of disease-associated epigenetic modifications and genetic polymorphisms.