Dietary polyphenols and chromatin remodeling

Area of Science:

• Nutritional Epigenetics
• Phytochemical Research

Background:

• Polyphenols are abundant phytochemicals in plant-based foods and beverages.
• Epigenetics involves heritable gene expression changes (DNA methylation, histone modifications, noncoding RNAs) affecting health and disease.
• Dietary nutrients, including polyphenols, can alter chromatin structure and regulate gene expression.

Purpose of the Study:

• To review how dietary polyphenols modulate epigenetic marks.
• To explore the potential of polyphenol-targeted epigenetics for disease prevention and intervention.

Main Methods:

• Literature review of studies on polyphenols and epigenetics.
• Analysis of polyphenol classes (flavonoids, curcuminoids, stilbenes) and their epigenetic mechanisms.

Main Results:

• Polyphenols can reverse adverse epigenetic regulation implicated in obesity, metabolic disorders, cardiovascular and neurodegenerative diseases, and cancer.
• These compounds influence the establishment and maintenance of epigenetic marks, affecting gene expression.

Conclusions:

• Dietary polyphenols offer a promising avenue for preventing and intervening in diseases through epigenetic modulation.
• Understanding polyphenol-epigenetic interactions is key to leveraging their health benefits.