Tier 3 — preclinical

Sirtuin 6 activator UBCS039 ameliorates hepatic lipogenesis through liver X receptor deacetylation

Ye Eun Cho, Yeonsoo Kim, Heeseon Jo, Hyeokjin Lim, Seung-Jin Kim, Haeseung Lee, Seonghwan Hwang
International Immunopharmacology 2026 168(Pt 2):115878

Bibliography

PubMed
PMID 41265217
Funding
Supported by a National Research Foundation of Korea grant funded by the Korean Government (MSIT), 2022R1C1C1003563.
Competing interests
The authors declared no known competing financial interests or personal relationships that could have appeared to influence the work.

Study snapshot

DesignMechanistic pharmacology study integrating public human NAFLD transcriptomic data, hepatocyte experiments and mouse liver-steatosis models.
ModelHuman transcriptomic datasets, cultured hepatocytes and mice.
SamplePreclinical experiments and public human datasets; endpoint-specific sizes reported in the paper.
InterventionUBCS039 SIRT6 activator.
DurationExperiment-dependent.
EndpointsLXR deacetylation/activity; SREBF1 and lipogenic gene expression; hepatocyte lipid accumulation; NF-kappaB signaling; mouse hepatic steatosis

What the study showed, in plain terms

This recent study tested UBCS039 in liver-metabolism models. SIRT6 activation reduced LXR/SREBF1-driven lipogenic signaling, inflammatory signaling and steatosis-related readouts in cells and mice.

Key findings

UBCS039 promoted LXR deacetylation through SIRT6, suppressed lipogenic gene expression and inflammation in hepatocytes, and attenuated LXR-agonist-induced steatosis in mice.

What this study can and cannot tell us

The treatment evidence is preclinical. Analysis of human NAFLD RNA-seq provided disease context but did not test UBCS039 in patients.

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