Evidence map›Paper›PMID 33669070›Full record

ArticleBiomolecules2021

P62/SQSTM1/Keap1/NRF2 Axis Reduces Cancer Cells Death-Sensitivity in Response to Zn(II)-Curcumin Complex.

Alessia Garufi, Eugenia Giorno, Maria Saveria Gilardini Montani, Giuseppa Pistritto, Alessandra Crispini, Mara Cirone, Gabriella D'Orazi

Open access · goldAbstract read
In one paragraph

Article in Biomolecules, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
4.2field-weighted citation impact, top 4% 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

18 citing papers in PubMed, 62 citations in OpenAlex.

  1. Review
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  6. Natural products in the treatment of diabetic foot infection.European journal of medical research · 2025
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  18. Role of NRF2 in immune modulator expression in developing lung.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2021
    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

7 authors at 4 institutions in 1 country.

Alessia GarufiUnit of Cellular Networks, Department of Research and Advanced Technologies, IRCCS Regina Elena National Cancer Institute, 00144 Rome, Italy.
Eugenia GiornoLaboratory MAT_IN LAB, Department of Chemistry and Chemical Technologies, Calabria University, 87036 Rende, Italy.
Maria Saveria Gilardini MontaniDepartment of Experimental Medicine, Sapienza University of Rome, Laboratory affiliated to Pasteur Institute Italy Foundation Cenci Bolognetti, 00185 Rome, Italy.ORCID 0000-0001-8722-7539
Giuseppa PistrittoCentralized Procedures Office, Italian Medicines Agency (AIFA), 00187 Rome, Italy.
Alessandra CrispiniLaboratory MAT_IN LAB, Department of Chemistry and Chemical Technologies, Calabria University, 87036 Rende, Italy.
Mara CironeDepartment of Experimental Medicine, Sapienza University of Rome, Laboratory affiliated to Pasteur Institute Italy Foundation Cenci Bolognetti, 00185 Rome, Italy.ORCID 0000-0002-2207-9624
Gabriella D'OraziUnit of Cellular Networks, Department of Research and Advanced Technologies, IRCCS Regina Elena National Cancer Institute, 00144 Rome, Italy.ORCID 0000-0001-6876-9105
Istituto Pasteur · ITUniversity of Calabria · ITUniversity of Chieti-Pescara · ITItalian Medicines Agency · IT

Funding

Associazione Italiana per la Ricerca sul Cancro IG16742
6 · The paper itself

Abstract

The hyperactivation of nuclear factor erythroid 2 p45-related factor 2 (NRF2), frequently found in many tumor types, can be responsible for cancer resistance to therapies and poor patient prognosis. Curcumin has been shown to activate NRF2 that has cytotprotective or protumorigenic roles according to tumor stage. The present study aimed at investigating whether the zinc-curcumin Zn(II)-curc compound, which we previously showed to display anticancer effects through multiple mechanisms, could induce NRF2 activation and to explore the underlying molecular mechanisms. Biochemical studies showed that Zn(II)-curc treatment increased the NRF2 protein levels along with its targets, heme oxygenase-1 (HO-1) and p62/SQSTM1, while markedly reduced the levels of Keap1 (Kelch-like ECH-associated protein 1), the NRF2 inhibitor, in the cancer cell lines analyzed. The silencing of either NRF2 or p62/SQSTM1 with specific siRNA demonstrated the crosstalk between the two molecules and that the knockdown of either molecule increased the cancer cell sensitivity to Zn(II)-curc-induced cell death. This suggests that the crosstalk between p62/SQSTM1 and NRF2 could be therapeutically exploited to increase cancer patient response to therapies.

Indexed as

Blotting, WesternCell DeathCell Line, TumorCell SurvivalChromatin ImmunoprecipitationCurcuminHumansKelch-Like ECH-Associated Protein 1NF-E2-Related Factor 2Reverse Transcriptase Polymerase Chain ReactionRNA-Binding ProteinsRNA InterferenceSequestosome-1 ProteinZinc CompoundsCurcuminKEAP1 protein, humanKelch-Like ECH-Associated Protein 1NF-E2-Related Factor 2P62 protein, humanRNA-Binding ProteinsSequestosome-1 ProteinSQSTM1 protein, humanZinc Compoundscancer cellsdrug sensitivityKeap1NRF2p53p62/SQSTM1zinc compounds

Identifiers

PMID33669070
PMCPMC7996602
OpenAlexW3131976625

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.