Evidence map›Paper›PMID 26081871›Full record

ArticleClinical and experimental medicine2016

Promoter methylation-independent reactivation of PAX1 by curcumin and resveratrol is mediated by UHRF1.

Gaurav Parashar, Neena Capalash

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Article in Clinical and experimental medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

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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

20 citing papers in PubMed, 32 citations in OpenAlex.

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  18. Signalling pathways in UHRF1-dependent regulation of tumor suppressor genes in cancer.Journal of experimental & clinical cancer research : CR · 2016
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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Gaurav ParasharDepartment of Biotechnology, Panjab University, Chandigarh, 160014, India.
Neena CapalashDepartment of Biotechnology, Panjab University, Chandigarh, 160014, India. caplash@pu.ac.in.
Panjab University · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Paired box gene1 (PAX1) is essential for normal chordate development and has been recently characterised to be a tumour suppressor gene which is frequently hypermethylated in different cancer types. We investigated the reactivation of PAX1 using curcumin and resveratrol in HeLa, SiHa and Caski cell lines and role of hypermethylation in 39 CpG sites of PAX1 promoter from -6 to -286 region in regulating its expression. Curcumin in HeLa and SiHa cells and resveratrol in Caski cells caused significant (P < 0.01) reactivation of PAX1 expression as shown by qRT PCR, but reversal of promoter hypermethylation was not observed across the three cell lines. Interestingly, even positive control 5-aza-2'-deoxycytidine was not found to be effective to cause demethylation of CpG sites under consideration suggesting the promoter region to be resistant towards hypomethylating effects as shown by bisulphite sequencing. However, a striking correlation between PAX1 reactivation and Ubiquitin-like with PHD and RING finger domains 1 (UHRF1) downregulation after treatment with curcumin and resveratrol in HeLa, SiHa and Caski cell lines was observed which was further confirmed after transient silencing of UHRF1 expression. PAX1 reexpression was also obtained in Caski and SiHa cell lines after treatment with sodium butyrate, a histone deacetylase inhibitor, suggesting that PAX1 reactivation by curcumin and resveratrol may be due to their effect on histone deacetylase mediated through downregulation of UHRF1 which can regulate both DNA methylation and histone acetylation.

Indexed as

CCAAT-Enhancer-Binding ProteinsCell Line, TumorCurcuminDNA MethylationGene Expression ProfilingGene Expression RegulationHumansPaired Box Transcription FactorsPromoter Regions, GeneticReal-Time Polymerase Chain ReactionResveratrolStilbenesTranscriptional ActivationUbiquitin-Protein LigasesCCAAT-Enhancer-Binding ProteinsCurcuminPaired Box Transcription FactorsPAX1 transcription factorResveratrolStilbenesUbiquitin-Protein LigasesUHRF1 protein, humanCurcuminHDACHypomethylationPAX1ResveratrolUHRF1

Identifiers

PMID26081871
OpenAlexW2131259072

What OpenQuestion holds

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Registered trials

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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.