Evidence map›Paper›PMID 23644658›Full record

ArticleOncogene2014

Glioma tumor grade correlates with parkin depletion in mutant p53-linked tumors and results from loss of function of p53 transcriptional activity.

J Viotti, E Duplan, C Caillava, J Condat, T Goiran, C Giordano, Y Marie, A Idbaih, J-Y Delattre, J Honnorat and 2 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
2.5field-weighted citation impact, top 10% 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

41 citing papers in PubMed, 1 synthesis or guideline pooled it, 62 citations in OpenAlex.

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  20. The Regulation of Ferroptosis by Tumor Suppressor p53 and its Pathway.International journal of molecular sciences · 2020
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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

12 authors at 5 institutions in 1 country.

J ViottiInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
E DuplanInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
C CaillavaInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
J CondatInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
T GoiranInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
C GiordanoInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
Y MarieAP-HP, Service de Neurologie 2-Mazarin, Groupe Hospitalier Pitié-Salpêtrière, Université Pierre & Marie Curie Paris VI, Centre de Recherche de l'Institut du Cerveau et de la Moelle Epinière, UMRS 975, Paris, France.
A IdbaihAP-HP, Service de Neurologie 2-Mazarin, Groupe Hospitalier Pitié-Salpêtrière, Université Pierre & Marie Curie Paris VI, Centre de Recherche de l'Institut du Cerveau et de la Moelle Epinière, UMRS 975, Paris, France.
J-Y DelattreAP-HP, Service de Neurologie 2-Mazarin, Groupe Hospitalier Pitié-Salpêtrière, Université Pierre & Marie Curie Paris VI, Centre de Recherche de l'Institut du Cerveau et de la Moelle Epinière, UMRS 975, Paris, France.
J Honnorat1] Centre de référence des maladies rares «syndromes neurologiques paranéoplasiques», hospices civils de Lyon, hôpital neurologique, Lyon, France [2] Inserm U1028/CNRS UMR 5292, centre de recherche en neuroscience de Lyon, Lyon, France [3] Université de Lyon, Université Claude-Bernard Lyon-1, Lyon, France.
F CheclerInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
C Alves da CostaInstitut de Pharmacologie Moléculaire et Cellulaire, UMR7275 CNRS/UNSA, team labeled 'Fondation pour la Recherche Médicale' and 'Laboratory of Excellence (LABEX) Distalz', Valbonne, France.
Institut de Pharmacologie Moléculaire et Cellulaire · FRCentre National de la Recherche Scientifique · FRFondation pour la Recherche Médicale · FRSorbonne Université · FRAssistance Publique – Hôpitaux de Paris · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gliomas represent the most frequent form of primary brain tumors in adults, the prognosis of which remains extremely poor. Inactivating mutations on the tumor suppressor TP53 were proposed as a key etiological trigger of glioma development. p53 has been recently identified as a transcriptional target of parkin. Interestingly, somatic mutations on parkin have also been linked to glioma genesis. We examined the possibility that a disruption of a functional interaction between p53 and parkin could contribute to glioma development in samples devoid of somatic parkin mutations or genetic allele deletion. We show here that parkin levels inversely correlate to brain tumor grade and p53 levels in oligodendrogliomas, mixed gliomas and glioblastomas. We demonstrate that p53 levels negatively and positively correlate to bax and Bcl2 respectively, underlying a loss of p53 transcriptional activity in all types of glial tumors. Using various cell models lacking p53 or harboring either transcriptionally inactive or dominant negative p53, as well as in p53 knockout mice brain, we establish that p53 controls parkin promoter transactivation, mRNA and protein levels. Furthermore, we document an increase of parkin expression in mice brain after p53-bearing viral infection. Finally, both cancer-related p53 inactivating mutations and deletion of a consensus p53 binding sequence located on parkin promoter abolish p53-mediated control of parkin transcription, demonstrating that p53 regulates parkin transcription via its DNA binding properties. In conclusion, our work delineates a functional interplay between mutated p53 and parkin in glioma genesis that is disrupted by cancer-linked pathogenic mutations. It also allows envisioning parkin as a novel biomarker of glioma biopsies enabling to follow the progression of this type of cancers.

Indexed as

AllelesAnimalsbcl-2-Associated X ProteinBinding SitesBrainBrain NeoplasmsCell Line, TumorDNA Mutational AnalysisFemaleGene DeletionGene Expression Regulation, NeoplasticGlioblastomaGliomaHumansMaleMiceBAX protein, humanbcl-2-Associated X Proteinparkin proteinProto-Oncogene Proteins c-bcl-2TP53 protein, humanTumor Suppressor Protein p53Ubiquitin-Protein Ligases

Identifiers

PMID23644658
OpenAlexW1988194175

What OpenQuestion holds

Textmetadata
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.