Mechanistic Insights into the Cholesterol-Lowering Activity of γ-Oryzanol Components

Massimiliano Cuccioloni; Helena Juričić; Laura Bonfili; Ziqi Liu; Giulia Abate; D. Uberti; Laura Bonfili; Anna Maria Eleuteri; Valentina Cecarini

doi:10.1039/d5fo03394b

January 1, 2026Food & FunctionOpen Access

Mechanistic Insights into the Cholesterol-Lowering Activity of γ-Oryzanol Components

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Key Points

The aim is to explore how γ-oryzanol contributes to lowering cholesterol levels through its action on HMGCR.
Utilized in vitro assays to analyze the interaction between γ-oryzanol components and HMGCR.
Measured cholesterol levels in relevant biological systems after γ-oryzanol treatment.
Conducted biochemical analyses to determine the impact on enzyme activity.
Found that γ-oryzanol significantly inhibits HMGCR activity, leading to reduced cholesterol synthesis.
Demonstrated that cholesterol levels decreased in treated systems compared to controls.

Implication

Uncovers the cholesterol-lowering mechanisms of γ-oryzanol in rice bran, suggesting significant implications for dietary strategies.

Abstract

γ-oryzanol, a mixture of phytosteryl ferulates present in rice bran, has gained attention for its cholesterol-lowering properties, likely due to its interaction with the enzyme 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase (HMGCR). Our...

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Cite This Study

Cuccioloni et al. (2026) studied this question.

synapsesocial.com/papers/6973106cc8125b09b0d20100 https://doi.org/10.1039/d5fo03394b

View Full Paper

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Mechanistic Insights into the Cholesterol-Lowering Activity of γ-Oryzanol Components

Key Points

Implication

Abstract

Discussion

Cite This Study

Mechanistic Insights into the Cholesterol-Lowering Activity of γ-Oryzanol Components

Key Points

Implication

Abstract

Discussion

Cite This Study

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