Evidence map›Paper›PMID 29880484›Full record

ArticleThe Journal of experimental medicine2018

Loss of USP28-mediated BRAF degradation drives resistance to RAF cancer therapies.

Azad Saei, Marta Palafox, Touati Benoukraf, Nishi Kumari, Patrick William Jaynes, Prasanna Vasudevan Iyengar, Eva Muñoz-Couselo, Paolo Nuciforo, Javier Cortés, Christopher Nötzel and 10 more

Open access · hybridAbstract read
In one paragraph

Article in The Journal of experimental medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

40 citing papers in PubMed, 58 citations in OpenAlex.

  1. Review
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  4. Targeting ubiquitination in disease and therapy.Signal transduction and targeted therapy · 2025
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  12. Deubiquitinases in cancer.Nature reviews. Cancer · 2023
    Review
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  15. Review
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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

20 authors at 5 institutions in 3 countries.

Azad SaeiGenome Institute of Singapore, A*STAR, Singapore, Singapore.ORCID 0000-0002-1000-2953
Marta PalafoxVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.
Touati BenoukrafCancer Science Institute of Singapore, National University of Singapore, Singapore.ORCID 0000-0002-4789-8028
Nishi KumariDepartment of Biochemistry, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Patrick William JaynesCancer Science Institute of Singapore, National University of Singapore, Singapore.
Prasanna Vasudevan IyengarCancer Science Institute of Singapore, National University of Singapore, Singapore.ORCID 0000-0002-6495-137X
Eva Muñoz-CouseloVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.ORCID 0000-0001-7556-7608
Paolo NuciforoVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.ORCID 0000-0003-1380-0990
Javier CortésVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.
Christopher NötzelCancer Science Institute of Singapore, National University of Singapore, Singapore.ORCID 0000-0001-6065-889X
Nesaretnam Barr KumarakulasingheDepartment of Hematology-Oncology, National University Cancer Institute, Singapore, National University Health System, Singapore, Singapore.
John Lalith Charles RichardCancer Science Institute of Singapore, National University of Singapore, Singapore.ORCID 0000-0002-1186-6390
Zul Fazreen Bin Adam IsaCancer Science Institute of Singapore, National University of Singapore, Singapore.
Brendan PangCancer Science Institute of Singapore, National University of Singapore, Singapore.
Marta GuzmanVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.
Zhou SiqinCancer Science Institute of Singapore, National University of Singapore, Singapore.
Henry YangCancer Science Institute of Singapore, National University of Singapore, Singapore.
Wai Leong TamGenome Institute of Singapore, A*STAR, Singapore, Singapore.
Violeta SerraVall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.
Pieter Johan Adam EichhornCancer Science Institute of Singapore, National University of Singapore, Singapore pieter_eichhorn@nus.edu.sg.ORCID 0000-0001-5840-943X
National University of Singapore · SGVall d'Hebron Institute of Oncology · ESAgency for Science, Technology and Research · SGHospital Quirónsalud Barcelona · ESNational University Cancer Institute, Singapore · SG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

RAF kinase inhibitors are clinically active in patients with BRAF (V600E) mutant melanoma. However, rarely do tumors regress completely, with the majority of responses being short-lived. This is partially mediated through the loss of negative feedback loops after MAPK inhibition and reactivation of upstream signaling. Here, we demonstrate that the deubiquitinating enzyme USP28 functions through a feedback loop to destabilize RAF family members. Loss of USP28 stabilizes BRAF enhancing downstream MAPK activation and promotes resistance to RAF inhibitor therapy in culture and in vivo models. Importantly, we demonstrate that USP28 is deleted in a proportion of melanoma patients and may act as a biomarker for response to BRAF inhibitor therapy in patients. Furthermore, we identify Rigosertib as a possible therapeutic strategy for USP28-depleted tumors. Our results show that loss of USP28 enhances MAPK activity through the stabilization of RAF family members and is a key factor in BRAF inhibitor resistance.

Indexed as

Drug Resistance, NeoplasmProteolysisAnimalsApoptosisCell Line, TumorDown-RegulationF-Box-WD Repeat-Containing Protein 7Gene DeletionGlycineHEK293 CellsHumansMAP Kinase Signaling SystemMelanomaMicePrognosisProtein StabilityF-Box-WD Repeat-Containing Protein 7FBXW7 protein, humanGlycineON 01910Proto-Oncogene Proteins B-rafSulfonesUbiquitin ThiolesteraseUSP28 protein, humanVemurafenib

Identifiers

PMID29880484
PMCPMC6028519
OpenAlexW2806753114

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.