Evidence map›Paper›PMID 25886620›Full record

ArticleBMC cancer2015

Next generation sequencing of exceptional responders with BRAF-mutant melanoma: implications for sensitivity and resistance.

Jennifer Wheler, Roman Yelensky, Gerald Falchook, Kevin B Kim, Patrick Hwu, Apostolia M Tsimberidou, Philip J Stephens, David Hong, Maureen T Cronin, Razelle Kurzrock

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

16 citing papers in PubMed, 26 citations in OpenAlex.

  1. Review
  2. Review
  3. BRAF V600E and Novel Somatic Mutations in Thyroid Cancer of Libyan Patients.Asian Pacific journal of cancer prevention : APJCP · 2022
    Article
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  11. Review
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  13. Review
  14. Melanoma management · 2016
    Review
  15. Article
  16. 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

10 authors at 3 institutions in 1 country.

Jennifer WhelerDepartment of Investigational Cancer Therapeutics - a Phase I Clinical Trials Program, Unit 455, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. jjwheler@mdanderson.org.
Roman YelenskyFoundation Medicine, 150 Second Street, Cambridge, MA, 02141, USA. ryelensky@foundationmedicine.com.
Gerald FalchookDepartment of Investigational Cancer Therapeutics - a Phase I Clinical Trials Program, Unit 455, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. gfalchoo@mdanderson.org.
Kevin B KimDepartment of Melanoma Medical Oncology, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. kkim@mdanderson.org.
Patrick HwuDepartment of Melanoma Medical Oncology, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. phwu@mdanderson.org.
Apostolia M TsimberidouDepartment of Investigational Cancer Therapeutics - a Phase I Clinical Trials Program, Unit 455, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. atsimber@mdanderson.org.
Philip J StephensFoundation Medicine, 150 Second Street, Cambridge, MA, 02141, USA. pstephens@foundationmedicine.com.
David HongDepartment of Investigational Cancer Therapeutics - a Phase I Clinical Trials Program, Unit 455, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX, 77030, USA. dshong@mdanderson.org.
Maureen T CroninFoundation Medicine, 150 Second Street, Cambridge, MA, 02141, USA. mcronin@foundationmedicine.com.
Razelle KurzrockCenter for Personalized Cancer Therapy, Moores Cancer Center, The University of California San Diego, 3855 Health Sciences Drive, La Jolla, CA, 92093, USA. rkurzrock@mail.ucsd.edu.
The University of Texas MD Anderson Cancer Center · USFoundation Medicine (United States)University of California, San Diego · US

Funding

Paul Calabresi Clinical Oncology AwardK12CA088084 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI David S. Hong, Scott Kopetz · 2000 to 2026
$14.0M
6 · The paper itself

Abstract

backgroundPatients with BRAF mutation-positive advanced melanoma respond well to matched therapy with BRAF or MEK inhibitors, but often quickly develop resistance.

methodsTumor tissue from ten patients with advanced BRAF mutation-positive melanoma who achieved partial response (PR) or complete response (CR) on BRAF and/or MEK inhibitors was analyzed using next generation sequencing (NGS) assay. Genomic libraries were captured for 3230 exons in 182 cancer-related genes plus 37 introns from 14 genes often rearranged in cancer and sequenced to average median depth of 734X with 99% of bases covered >100X.

resultsThree of the ten patients (median number of prior therapies = 2) attained prolonged CR (duration = 23.6+ to 28.7+ months); seven patients achieved either a PR or a short-lived CR. One patient who achieved CR ongoing at 28.7+ months and had tissue available close to the time of initiating BRAF inhibitor therapy had only a BRAF mutation. Abnormalities in addition to BRAF mutation found in other patients included: mutations in NRAS, APC and NF1; amplifications in BRAF, aurora kinase A, MYC, MITF and MET; deletions in CDKN2A/B and PAX5; and, alterations in RB1 and ATM. Heterogeneity between patients and molecular evolution within patients was noted.

conclusionNGS identified potentially actionable DNA alterations that could account for resistance in patients with BRAF mutation-positive advanced melanoma who achieved a PR or CR but whose tumors later progressed. A subset of patients with advanced melanoma may harbor only a BRAF mutation and achieve a durable CR on BRAF pathway inhibitors.

Indexed as

MutationAdultDrug Resistance, NeoplasmFemaleHigh-Throughput Nucleotide SequencingHumansMaleMelanomaMiddle AgedPilot ProjectsProtein Kinase InhibitorsProto-Oncogene Proteins B-rafSkin NeoplasmsTreatment OutcomeYoung AdultBRAF protein, humanProtein Kinase InhibitorsProto-Oncogene Proteins B-raf

Identifiers

PMID25886620
PMCPMC4340232
OpenAlexW1968797216

What OpenQuestion holds

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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.