Evidence map›Paper›PMID 32493840›Full record

ArticleJCI insight2020

Transcriptomic silencing as a potential mechanism of treatment resistance.

Jacob J Adashek, Shumei Kato, Rahul Parulkar, Christopher W Szeto, J Zachary Sanborn, Charles J Vaske, Stephen C Benz, Sandeep K Reddy, Razelle Kurzrock

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.5field-weighted citation impact, top 9% 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

28 citing papers in PubMed, 38 citations in OpenAlex.

  1. Article
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  5. Omics-based molecular classifications empowering in precision oncology.Cellular oncology (Dordrecht, Netherlands) · 2024
    Review
  6. Article
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  12. Cancer: slaying the nine-headed Hydra.Annals of oncology : official journal of the European Society for Medical Oncology · 2023
    Review
  13. Article
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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

9 authors at 4 institutions in 2 countries.

Jacob J AdashekDepartment of Internal Medicine, University of South Florida, H. Lee Moffitt Cancer Center & Research Institute, Tampa, Florida, USA.
Shumei KatoCenter for Personalized Cancer Therapy and Division of Hematology and Oncology, Department of Medicine, University of California, San Diego, Moores Cancer Center, La Jolla, California, USA.
Rahul ParulkarNantOmics, Santa Cruz, California, USA.
Christopher W SzetoNantOmics, Santa Cruz, California, USA.
J Zachary SanbornNantOmics, Santa Cruz, California, USA.
Charles J VaskeNantOmics, Santa Cruz, California, USA.
Stephen C BenzNantOmics, Santa Cruz, California, USA.
Sandeep K ReddyNantHealth, Culver City, California, USA.
Razelle KurzrockCenter for Personalized Cancer Therapy and Division of Hematology and Oncology, Department of Medicine, University of California, San Diego, Moores Cancer Center, La Jolla, California, USA.
University of California, Santa Cruz · USCenter for Personalized Cancer Treatment · NLNantWorks (United States) · USUniversity of South Florida · US

Funding

VIRAL MALIGNANCYP30CA023100 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI Jesse Nodora · 1985 to 2026
$124.9M
NCI NIH HHS P30 CA023100
6 · The paper itself

Abstract

Next-generation sequencing (NGS) has not revealed all the mechanisms underlying resistance to genomically matched drugs. Here, we performed in 1417 tumors whole-exome tumor (somatic)/normal (germline) NGS and whole-transcriptome sequencing, the latter focusing on a clinically oriented 50-gene panel in order to examine transcriptomic silencing of putative driver alterations. In this large-scale study, approximately 13% of the somatic single nucleotide variants (SNVs) were unexpectedly not expressed as RNA; 23% of patients had ≥1 nonexpressed SNV. SNV-bearing genes consistently transcribed were TP53, PIK3CA, and KRAS; those with lower transcription rates were ALK, CSF1R, ERBB4, FLT3, GNAS, HNF1A, KDR, PDGFRA, RET, and SMO. We also determined the frequency of tumor mutations being germline, rather than somatic, in these and an additional 462 tumors with tumor/normal exomes; 33.8% of germline SNVs within the gene panel were rare (not found after filtering through variant information domains) and at risk of being falsely reported as somatic. Both the frequency of silenced variant transcription and the risk of falsely identifying germline mutations as somatic/tumor related are important phenomena. Therefore, transcriptomics is a critical adjunct to genomics when interrogating patient tumors for actionable alterations, because, without expression of the target aberrations, there will likely be therapeutic resistance.

Indexed as

Gene SilencingGerm-Line MutationNeoplasmsPolymorphism, Single NucleotideTranscriptomeFemaleHigh-Throughput Nucleotide SequencingHumansMaleMiddle AgedDrug therapyOncologyRNA processing

Identifiers

PMID32493840
PMCPMC7308055
OpenAlexW3030527465

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.