Evidence map›Paper›PMID 26183621›Full record

ArticleScientific reports2015

Selective targeting of PPARγ by the natural product chelerythrine with a unique binding mode and improved antidiabetic potency.

Weili Zheng, Lin Qiu, Rui Wang, Xuhui Feng, Yaping Han, Yanlin Zhu, Dezhou Chen, Yijie Liu, Lihua Jin, Yong Li

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.9field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 57 citations in OpenAlex.

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  12. Qihuang Zhuyu Formula Attenuates Atherosclerosis via Targeting PPAROxidative medicine and cellular longevity · 2022
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  14. The PPARPPAR research · 2020
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  18. Functional Regulation of PPARs through Post-Translational Modifications.International journal of molecular sciences · 2018
    Review
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Weili ZhengState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Lin QiuState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Rui WangState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Xuhui FengState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Yaping HanState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Yanlin ZhuState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Dezhou ChenState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Yijie LiuState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Lihua JinState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Yong LiState Key Laboratory of Cellular Stress Biology, Innovation Center for Cell Signaling Network, School of Life Scie-nces, Xiamen University, Fujian 361005, China.
Xiamen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Type 2 diabetes mellitus (T2DM) is a pervasive metabolic syndrome that is characterized by insulin resistance, hyperglycemia and dyslipidemia. As full agonists of PPARγ, thiazolidinedione (TZD) drugs elicit antidiabetic effects by targeting PPARγ but is accompanied by weight gain, fluid retention and cardiovascular risk associated with their transcriptional agonism potency. We here identify a natural product chelerythrine as a unique selective PPAR modulator (SPPARM) with a potent PPARγ binding activity but much less classical receptor transcriptional agonism. Structural analysis reveals that chelerythrine exhibits unique binding in parallel with H3 of PPARγ. Unlike TZDs, chelerythrine destabilizes helix 12, especially residue tyrosine 473, resulting in a loose configuration of AF-2 and a selective cofactor profile distinct from TZDs, leading to a differential target gene profile in adipogenesis in db/db diabetic mice. Moreover, chelerythrine improved insulin sensitivity by more potently blocking the phosphorylation of PPARγ by CDK5 compared to TZDs. These data fundamentally elucidate the mechanism by which chelerythrine retains the benefits of improving insulin sensitivity while reducing the adverse effects of TZDs, suggesting that the natural product chelerythrine is a very promising pharmacological agent by selectively targeting PPARγ for further development in the clinical treatment of insulin resistance.

Indexed as

AdipogenesisAnimalsBenzophenanthridinesBiological ProductsCyclin-Dependent Kinase 5Diabetes Mellitus, ExperimentalDiabetes Mellitus, Type 2Disease Models, AnimalGlucoseHypoglycemic AgentsInsulin ResistanceKineticsLigandsMiceModels, MolecularMolecular ConformationBenzophenanthridinesBiological ProductschelerythrineCyclin-Dependent Kinase 5GlucoseHypoglycemic AgentsLigandsPPAR gamma

Identifiers

PMID26183621
PMCPMC4505335
OpenAlexW2226687342

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.