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Medical Microbiology Commons

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Medical Biochemistry

The Texas Medical Center Library

NF-KappaB Inhibitor alpha

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Full-Text Articles in Medical Microbiology

The Circadian Nobiletin-Ror Axis Suppresses Adipogenic Differentiation And Iκbα/Nf-Κb Signaling In Adipocytes, Eunju Kim, Kazuaki Mawatari, Seung-Hee Yoo, Zheng Chen Sep 2023

The Circadian Nobiletin-Ror Axis Suppresses Adipogenic Differentiation And Iκbα/Nf-Κb Signaling In Adipocytes, Eunju Kim, Kazuaki Mawatari, Seung-Hee Yoo, Zheng Chen

Journal Articles

Obesity is a known risk factor for metabolic diseases and is often associated with chronic inflammation in adipose tissue. We previously identified the polyethoxylated flavonoid Nobiletin (NOB) as a circadian clock modulator that directly binds to and activates the ROR receptors in the core oscillator, markedly improving metabolic fitness in obese mice. Here, we show that NOB enhanced the oscillation of core clock genes in differentiated 3T3-L1 adipocytes, including ROR target genes such as Bmal1, Cry1, Dec1, and Dec2. NOB inhibited lipid accumulation in 3T3-L1 and SVF cells, concomitant with the dysregulated circadian expression of adipogenic …