Evidence map›Paper›PMID 27472392›Full record

ArticleOncotarget2016

Acquired savolitinib resistance in non-small cell lung cancer arises via multiple mechanisms that converge on MET-independent mTOR and MYC activation.

Ryan E Henry, Evan R Barry, Lillian Castriotta, Brendon Ladd, Aleksandra Markovets, Garry Beran, Yongxin Ren, Feng Zhou, Ammar Adam, Michael Zinda and 6 more

Open access · diamondAbstract 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 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
2.7field-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

24 citing papers in PubMed, 37 citations in OpenAlex.

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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

16 authors at 2 institutions in 2 countries.

Ryan E HenryAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Evan R BarryAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Lillian CastriottaAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Brendon LaddAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Aleksandra MarkovetsAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Garry BeranAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Alderley Park, UK.
Yongxin RenHutchison Medi Pharma Ltd, Zhangjiang Hi-Tech Park, Shanghai, China.
Feng ZhouHutchison Medi Pharma Ltd, Zhangjiang Hi-Tech Park, Shanghai, China.
Ammar AdamAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Michael ZindaAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Corinne ReimerAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Weiguo QingHutchison Medi Pharma Ltd, Zhangjiang Hi-Tech Park, Shanghai, China.
Weiguo SuHutchison Medi Pharma Ltd, Zhangjiang Hi-Tech Park, Shanghai, China.
Edwin ClarkAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Celina M D'CruzAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
Alwin G SchullerAstraZeneca Pharmaceuticals PLC, Oncology Bioscience, Waltham, MA, USA.
AstraZeneca (United States) · USAstraZeneca (United Kingdom) · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lung cancer is the most common cause of cancer death globally with a significant, unmet need for more efficacious treatments. The receptor tyrosine kinase MET has been implicated as an oncogene in numerous cancer subtypes, including non-small cell lung cancer (NSCLC). Here we explore the therapeutic potential of savolitinib (volitinib, AZD6094, HMPL-504), a potent and selective MET inhibitor, in NSCLC. In vitro, savolitinib inhibits MET phosphorylation with nanomolar potency, which correlates with blockade of PI3K/AKT and MAPK signaling as well as MYC down-regulation. In vivo, savolitinib causes inhibition of these pathways and significantly decreases growth of MET-dependent xenografts. To understand resistance mechanisms, we generated savolitinib resistance in MET-amplified NSCLC cell lines and analyzed individual clones. We found that upregulation of MYC and constitutive mTOR pathway activation is a conserved feature of resistant clones that can be overcome by knockdown of MYC or dual mTORC1/2 inhibition. Lastly, we demonstrate that mechanisms of resistance are heterogeneous, arising via a switch to EGFR dependence or by a requirement for PIM signaling. This work demonstrates the efficacy of savolitinib in NSCLC and characterizes acquired resistance, identifying both known and novel mechanisms that may inform combination strategies in the clinic.

Indexed as

Drug Resistance, NeoplasmAnimalsAntineoplastic AgentsCarcinoma, Non-Small-Cell LungCell Line, TumorCell SurvivalDown-RegulationErbB ReceptorsFemaleHumansLung NeoplasmsMiceMice, Inbred BALB CMice, NudeNeoplasm TransplantationPhosphatidylinositol 3-Kinases1-(1-(imidazo(1,2-a)pyridin-6-yl)ethyl)-6-(1-methyl-1H-pyrazol-4-yl)-1H-(1,2,3)triazolo(4,5-b)pyrazineAntineoplastic AgentsEGFR protein, humanErbB ReceptorsMET protein, humanMTOR protein, humanMYC protein, humanPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-metProto-Oncogene Proteins c-mycPyrazinesTOR Serine-Threonine KinasesTriazinesacquired resistanceMETMYCNSCLCsavolitinib

Identifiers

PMID27472392
PMCPMC5295379
OpenAlexW2493680346

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.