Evidence map›Paper›PMID 26735173›Full record

ArticleOncotarget2016

Reactivation of wild-type and mutant p53 by tryptophanolderived oxazoloisoindolinone SLMP53-1, a novel anticancer small-molecule.

Joana Soares, Liliana Raimundo, Nuno A L Pereira, Ângelo Monteiro, Sara Gomes, Cláudia Bessa, Clara Pereira, Glória Queiroz, Alessandra Bisio, João Fernandes and 6 more

Abstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–field-weighted citation impact
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

26 citing papers in PubMed.

  1. Article
  2. Article
  3. Mechanistic Insights of a p53-Targeting Small Molecule.ACS pharmacology & translational science · 2025
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  16. Review
  17. Article
  18. Article
  19. Salvation of the fallen angel: Reactivating mutant p53.British journal of pharmacology · 2019
    Review
  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

16 authors.

Joana SoaresUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.
Liliana RaimundoUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.
Nuno A L PereiraResearch Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, Lisboa, Portugal.
Ângelo MonteiroResearch Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, Lisboa, Portugal.
Sara GomesUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.
Cláudia BessaUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.
Clara PereiraUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.
Glória QueirozLaboratório de Farmacologia, Departamento de Ciências do Medicamento, Faculdade de Farmácia, Universidade do Porto, Porto, Portugal.
Alessandra BisioCIBIO, Centre for Integrative Biology, Laboratory of Transcriptional Networks, University of Trento, Trento, Italy.
João FernandesLaboratório de Farmacologia e Terapêutica Experimental, IBILI, Faculdade de Medicina, Universidade de Coimbra, Coimbra, Portugal.
Célia GomesLaboratório de Farmacologia e Terapêutica Experimental, IBILI, Faculdade de Medicina, Universidade de Coimbra, Coimbra, Portugal.
Flávio ReisLaboratório de Farmacologia e Terapêutica Experimental, IBILI, Faculdade de Medicina, Universidade de Coimbra, Coimbra, Portugal.
Jorge GonçalvesLaboratório de Farmacologia, Departamento de Ciências do Medicamento, Faculdade de Farmácia, Universidade do Porto, Porto, Portugal.
Alberto IngaCIBIO, Centre for Integrative Biology, Laboratory of Transcriptional Networks, University of Trento, Trento, Italy.
Maria M M SantosResearch Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, Lisboa, Portugal.
Lucília SaraivaUCIBIO/REQUIMTE, Universidade do Porto, Porto, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Restoration of the p53 pathway, namely by reactivation of mutant (mut) p53, represents a valuable anticancer strategy. Herein, we report the identification of the enantiopure tryptophanol-derived oxazoloisoindolinone SLMP53-1 as a novel reactivator of wild-type (wt) and mut p53, using a yeast-based screening strategy. SLMP53-1 has a p53-dependent anti-proliferative activity in human wt and mut p53R280K-expressing tumor cells. Additionally, SLMP53-1 enhances p53 transcriptional activity and restores wt-like DNA binding ability to mut p53R280K. In wt/mut p53-expressing tumor cells, SLMP53-1 triggers p53 transcription-dependent and mitochondrial apoptotic pathways involving BAX, and wt/mut p53 mitochondrial translocation. SLMP53-1 inhibits the migration of wt/mut p53-expressing tumor cells, and it shows promising p53-dependent synergistic effects with conventional chemotherapeutics. In xenograft mice models, SLMP53-1 inhibits the growth of wt/mut p53-expressing tumors, but not of p53-null tumors, without apparent toxicity. Collectively, besides the potential use of SLMP53-1 as anticancer drug, the tryptophanol-derived oxazoloisoindolinone scaffold represents a promissing starting point for the development of effective p53-reactivating drugs.

Indexed as

AnimalsAntineoplastic AgentsApoptosisBlotting, WesternCell MovementCell ProliferationColonic NeoplasmsHigh-Throughput Screening AssaysHumansImmunoenzyme TechniquesIsoindolesMiceMice, Inbred BALB CMice, NudeMutationOxazolesAntineoplastic AgentsIsoindolesOXAZ-1 compoundOxazolesPiperidonesRNA, MessengerSLMP53-1 compoundSmall Molecule LibrariesTP53 protein, humanTryptophantryptophanolTumor Suppressor Protein p53anticancer chemotherapymutantp53tryptophanol-derived oxazoloisoindolinonestumor

Identifiers

PMID26735173
PMCPMC4826208

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.