Evidence map›Paper›PMID 27565909›Full record

ArticleLung cancer (Amsterdam, Netherlands)2016

A phase I trial of the Hedgehog inhibitor, sonidegib (LDE225), in combination with etoposide and cisplatin for the initial treatment of extensive stage small cell lung cancer.

M Catherine Pietanza, Anya M Litvak, Anna M Varghese, Lee M Krug, Martin Fleisher, Jerrold B Teitcher, Andrei I Holodny, Cami S Sima, Kaitlin M Woo, Kenneth K Ng and 4 more

Abstract readClinical Trial, Phase I
In one paragraph

Article in Lung cancer (Amsterdam, Netherlands), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
–field-weighted citation impact
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

48 citing papers in PubMed.

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  11. Hedgehog signaling mechanism and role in cancer.Seminars in cancer biology · 2022
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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

14 authors.

M Catherine PietanzaThoracic Oncology Service, Division of Solid Tumor Oncology, Department of Medicine, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States. Electronic address: cathy.pietanza@merck.com.
Anya M LitvakThoracic Oncology Service, Division of Solid Tumor Oncology, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States.
Anna M VargheseGastrointestinal Oncology Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Lee M KrugThoracic Oncology Service, Division of Solid Tumor Oncology, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States.
Martin FleisherDepartment of Laboratory Medicine, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Jerrold B TeitcherDepartment of Radiology, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Andrei I HolodnyDepartment of Radiology, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Cami S SimaDepartment of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Kaitlin M WooDepartment of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Kenneth K NgThoracic Oncology Service, Division of Solid Tumor Oncology, Department of Medicine, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States.
Helen H WonHuman Oncology & Pathogenesis Program (HOPP), Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Michael F BergerHuman Oncology & Pathogenesis Program (HOPP), Memorial Sloan Kettering Cancer Center, New York, NY, United States; Department of Pathology, Memorial Sloan Kettering Cancer Center, New York, NY, United States.
Mark G KrisThoracic Oncology Service, Division of Solid Tumor Oncology, Department of Medicine, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States.
Charles M RudinThoracic Oncology Service, Division of Solid Tumor Oncology, Department of Medicine, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical College, New York, NY, United States.

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Nicholas D Socci · 1985 to 2026
$347.4M
NCI NIH HHS P30 CA008748
6 · The paper itself

Abstract

objectivesThe Hedgehog pathway has been implicated in small cell lung cancer (SCLC) tumor initiation and progression. Pharmacologic blockade of the key Hedgehog regulator, Smoothened, may inhibit these processes. We performed a phase I study to determine the maximum tolerated dose (MTD) of sonidegib (LDE225), a selective, oral Smoothened antagonist, in combination with etoposide/cisplatin in newly diagnosed patients with extensive stage SCLC. MATERIALS AND

methodsPatients received 4-6 21-day cycles of etoposide/cisplatin with daily sonidegib. Patients with response or stable disease were continued on sonidegib until disease progression or unacceptable toxicity. Two dose levels of sonidegib were planned: 400mg and 800mg daily, with 200mg daily de-escalation if necessary. Next generation sequencing was performed on available specimens. Circulating tumor cells (CTCs) were quantified at baseline and with disease evaluation.

resultsFifteen patients were enrolled. 800mg was established as the recommended phase II dose of sonidegib in combination with etoposide/cisplatin. Grade 3 or greater toxicities included: anemia (n=5), neutropenia (n=8), CPK elevation (n=2), fatigue (n=2), and nausea (n=2). Toxicity led to removal of one patient from study. Partial responses were confirmed in 79% (11/14; 95% CI: 49-95%). One patient with SOX2 amplification remains progression-free on maintenance sonidegib after 27 months. CTC count, at baseline, was associated with the presence of liver metastases and after 1 cycle of therapy, with overall survival.

conclusionsSonidegib 800mg daily was the MTD when administered with EP. Further genomic characterization of exceptional responders may reveal clinically relevant predictive biomarkers that could tailor use in patients most likely to benefit.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsBiphenyl CompoundsCisplatinEtoposideFemaleHedgehog ProteinsHumansLung NeoplasmsMaleMaximum Tolerated DoseNeoplasm StagingNeoplastic Cells, CirculatingPyridinesSmall Cell Lung CarcinomaTreatment OutcomeBiphenyl CompoundsCisplatinEtoposideHedgehog ProteinsPyridinessonidegibCirculating tumor cellsHedgehog inhibitorHedgehog pathwayLDE225Small cell lung cancerSOX2 amplification

Identifiers

PMID27565909
PMCPMC5427482

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Registered trials

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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.