Evidence map›Paper›PMID 41186497›Full record

ArticleCancer immunology research2026

RAS(ON) Multiselective Inhibition Drives Antitumor Immunity in Preclinical Models of NRAS-Mutant Melanoma.

Larissa Anastacio Da Costa Carvalho, Nataliya Tovbis Shifrin, Manali S Phadke, Michael F Emmons, Ximo Pechuan-Jorge, Felix Mbuga, Oscar E Ospina, Christopher Chow, Lillian Seu, Olivia L Rose and 4 more

Abstract read
In one paragraph

Article in Cancer immunology research, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. 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

14 authors.

Larissa Anastacio Da Costa CarvalhoDepartment of Tumor Microenvironment and Metastasis, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0001-5720-5910
Nataliya Tovbis ShifrinRevolution Medicines, Redwood City, California.ORCID 0000-0002-4312-0606
Manali S PhadkeDepartment of Tumor Microenvironment and Metastasis, Moffitt Cancer Center, Tampa, Florida.ORCID 0009-0009-4047-9304
Michael F EmmonsDepartment of Tumor Microenvironment and Metastasis, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0002-0008-8335
Ximo Pechuan-JorgeRevolution Medicines, Redwood City, California.ORCID 0000-0001-8938-7931
Felix MbugaRevolution Medicines, Redwood City, California.ORCID 0009-0002-0542-9669
Oscar E OspinaDepartment of Bioinformatics, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0001-5986-4207
Christopher ChowRevolution Medicines, Redwood City, California.ORCID 0009-0001-9117-6057
Lillian SeuRevolution Medicines, Redwood City, California.ORCID 0000-0002-8456-019X
Olivia L RoseDepartment of Tumor Microenvironment and Metastasis, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0002-7945-4691
Aparna HegdeRevolution Medicines, Redwood City, California.ORCID 0000-0001-6616-4882
Nikhil I KhushalaniDepartment of Cutaneous Oncology, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0002-3636-4143
Elsa QuintanaRevolution Medicines, Redwood City, California.ORCID 0000-0002-4123-1695
Keiran S M SmalleyDepartment of Tumor Microenvironment and Metastasis, Moffitt Cancer Center, Tampa, Florida.ORCID 0000-0003-1089-9307

Funding

TRANSLATIONAL RESEARCHP30CA076292 · NCI · UNIVERSITY OF SOUTH FLORIDA · PI John L. Cleveland · 1998 to 2026
$93.5M
Melanoma Research Alliance (MRA) 1241759NCI NIH HHS P30 CA076292Revolution Medicines (REVOLUTION Medicines Inc)
6 · The paper itself

Abstract

Targeted therapies for NRAS-mutant melanoma remain an unmet clinical need. In this study, we demonstrate that RMC-7977, a preclinical RAS(ON) multiselective inhibitor representative of the investigational agent daraxonrasib (RMC-6236), was able to elicit potent antitumor immune responses across multiple NRAS-mutant melanoma models. Treatment with RMC-7977 led to rapid tumor regressions driven by inhibition of MAPK signaling, upregulation of MHC and PD-L1 proteins, and enhanced infiltration of CD4+ and CD8+ T cells. Complete responses were dependent on adaptive immunity, as both CD4+ and CD8+ T cells were essential for extended survival. Resistance to treatment was marked by reduced T-cell infiltration, loss of MHC class I expression, and expansion of myeloid-derived suppressor cells. Combining RMC-7977 with anti-PD-1 boosted cytotoxic T-cell infiltration, reprogrammed myeloid cells toward an antigen-presenting phenotype, and improved survival in models resistant to PD-1 blockade. Consistent with these preclinical data, objective clinical responses were observed in two patients with NRAS-mutant melanoma treated with daraxonrasib in an ongoing phase I/Ib clinical trial. Together, these data support the continued clinical evaluation of RAS(ON) multiselective inhibitors for the treatment of NRAS-mutant melanoma.

Indexed as

GTP PhosphohydrolasesMelanomaMembrane ProteinsAnimalsCD8-Positive T-LymphocytesCell Line, TumorDisease Models, AnimalFemaleHumansMiceMonomeric GTP-Binding ProteinsMutationXenograft Model Antitumor AssaysGTP PhosphohydrolasesMembrane ProteinsMonomeric GTP-Binding ProteinsNRAS protein, humanNras protein, mouse

Identifiers

PMID41186497
PMCPMC12666865

What OpenQuestion holds

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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.