ArticleTargeted oncology2021
Selective Oral MEK1/2 Inhibitor Pimasertib in Metastatic Melanoma: Antitumor Activity in a Phase I, Dose-Escalation Trial.
Article in Targeted oncology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT00982865 (A Multicenter, Open Label, Phase I Trial of the MEK Inhibitor MSC1936369B Given Orally to Subjects With Solid Tumours), which is not on this map. Cited by 8 papers.
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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.
A Multicenter, Open Label, Phase I Trial of the MEK Inhibitor MSC1936369B Given Orally to Subjects With Solid Tumours
Who cites it
8 citing papers in PubMed, 14 citations in OpenAlex.
- Melanoma: Pathogenesis and Targeted Therapy.MedComm · 2026Review
- Inactivation of kindlin-3 increases human melanoma aggressiveness through the collagen-activated tyrosine kinase receptor DDR1.Oncogene · 2024Article
- Role of protein phosphorylation in cell signaling, disease, and the intervention therapy.MedComm · 2022Review
- Multi-Omics Immune Interaction Networks in Lung Cancer Tumorigenesis, Proliferation, and Survival.International journal of molecular sciences · 2022Article
- Identification of New Vulnerabilities in Conjunctival Melanoma Using Image-Based High Content Drug Screening.Cancers · 2022Article
- Oncogenic KRAS blockade therapy: renewed enthusiasm and persistent challenges.Molecular cancer · 2021Review
- Molecular Markers and Targets in Melanoma.Cells · 2021Review
- Selective Oral MEK1/2 Inhibitor Pimasertib: A Phase I Trial in Patients with Advanced Solid Tumors.Targeted oncology · 2021Article
Corrections and comments
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Authors and funding
20 authors at 13 institutions in 8 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundPimasertib is a selective, potent mitogen-activated protein kinase kinase (MEK) 1/2 inhibitor.
objectivesThe aim of this study was to describe the efficacy, safety, and pharmacodynamics of pimasertib at pharmacologically active doses in a cohort of patients with locally advanced/metastatic melanoma from a first-in-human study of pimasertib.
methodsThis was a phase I, open-label, two-part, dose-escalation study. Part 1 was conducted in patients with solid tumors and identified the maximum tolerated dose, while Part 2 was restricted to patients with advanced/metastatic melanoma. Endpoints included safety, pharmacodynamics, and antitumor activity. We present data for patients with melanoma only from both parts of the study.
resultsIn total, 93 patients with melanoma received pimasertib, 89 of whom received pharmacologically active doses (28-255 mg/day) across four dose regimens in the two parts of the study. The objective response rate was 12.4% (11/89): complete response (n = 1) and partial response (PR; n = 10). Six patients responded for > 24 weeks. Nine of the 11 responders had tumors with B-Raf Proto-Oncogene, Serine/Threonine Kinase (BRAF; n = 6) and/or NRAS Proto-Oncogene, GTPase (NRAS; n = 3) mutations. Forty-six patients had stable disease (SD). In patients with ocular melanoma (n = 13), best overall response was PR (n = 1), SD (n = 11), and disease progression (n = 1). Phosphorylated extracellular signal-regulated kinase (pERK) levels were substantially reduced within 2 h of treatment and inhibition was sustained with continuous twice-daily dosing. Treatment-related, recurrent, grade 3 or higher adverse events were reported in eight patients, including diarrhea, and skin and ocular events.
conclusionResults from this phase I study indicate that pimasertib has clinical activity in patients with locally advanced/metastatic melanoma, particularly BRAF- and NRAS-mutated tumors, at clinically relevant doses associated with pERK inhibition in peripheral blood mononuclear cells.
trial registrationClinicalTrials.gov, NCT00982865.
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