Evidence map›Paper›PMID 35970920›Full record

Trial reportNature medicine2022

Individualized, heterologous chimpanzee adenovirus and self-amplifying mRNA neoantigen vaccine for advanced metastatic solid tumors: phase 1 trial interim results.

Christine D Palmer, Amy R Rappaport, Matthew J Davis, Meghan G Hart, Ciaran D Scallan, Sue-Jean Hong, Leonid Gitlin, Lauren D Kraemer, Sonia Kounlavouth, Aaron Yang and 34 more

2 registry-linked trialsOpen access · bronzeAbstract readClinical Trial, Phase IClinical Trial, Phase II
PubMed Publisher
In one paragraph

Trial report in Nature medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 157 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
157citing papers in PubMed, 2 pooled it
17.0field-weighted citation impact, top 1% 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.

NCT03639714 phase1 / phase2completednot on this map

An International Phase 1/2 Study of GRT-C901/GRT-R902, a Neoantigen Cancer Vaccine, in Combination With Immune Checkpoint Blockade for Patients With Advanced Solid Tumors

TypeinterventionalSponsorGritstone bio, Inc.Ran2019 to 2022Enrolled29ConditionsNon Small Cell Lung Cancer, Colorectal Cancer, Gastroesophageal Adenocarcinoma, Urothelial CarcinomaArmsGRT-C901, GRT-R902, nivolumab, ipilimumab
NCT07695311 phase1not yet recruitingnot on this mapstarted 2026, after this paper: background citation

Precision Analysis of Fusion Genes in Ewing Sarcoma (ES) and Desmoplastic Small Round Cell Tumor (DSRCT), Then EWSR1 (Ewing Sarcoma Gene Breakpoint Region 1 Gene) Immunotherapy Without or With Anti-CTLA-4 (Botensilimab) and Anti-PD1 (Balstilimab)

TypeinterventionalSponsorRabi HannaRan2026 to 2030Enrolled24ConditionsEwing Sarcoma, Desmoplastic Small Round Cell TumorArmsEWSR1 immunotherapy, Botensilimab, Balstilimab
3 · Its place in the literature

Who cites it

157 citing papers in PubMed, 2 syntheses or guidelines pooled it, 211 citations in OpenAlex.

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  11. Towards mRNA therapeutics 2.0.Nature reviews. Drug discovery · 2026
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  16. Therapeutic vaccines for NSCLC: From mechanisms to clinical translation.Chinese medical journal pulmonary and critical care medicine · 2026
    Review
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97 more citing papers are in PubMed but not listed here.

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

44 authors at 10 institutions in 3 countries.

Christine D PalmerGritstone bio, Inc., Emeryville, CA, USA.ORCID http://orcid.org/0000-0003-3213-0398
Amy R RappaportGritstone bio, Inc., Emeryville, CA, USA.
Matthew J DavisGritstone bio, Inc., Emeryville, CA, USA.
Meghan G HartGritstone bio, Inc., Emeryville, CA, USA.
Ciaran D ScallanGritstone bio, Inc., Emeryville, CA, USA.
Sue-Jean HongGritstone bio, Inc., Emeryville, CA, USA.
Leonid GitlinGritstone bio, Inc., Emeryville, CA, USA.
Lauren D KraemerGritstone bio, Inc., Emeryville, CA, USA.
Sonia KounlavouthGritstone bio, Inc., Emeryville, CA, USA.
Aaron YangGritstone bio, Inc., Emeryville, CA, USA.
Lindsey SmithGritstone bio, Inc., Emeryville, CA, USA.
Desiree SchenkGritstone bio, Inc., Emeryville, CA, USA.
Mojca SkoberneGritstone bio, Inc., Emeryville, CA, USA.
Kiara TaquechelGritstone bio, Inc., Emeryville, CA, USA.ORCID http://orcid.org/0000-0001-8902-4305
Martina MarraliGritstone bio, Inc., Emeryville, CA, USA.
Jason R JaroslavskyGritstone bio, Inc., Emeryville, CA, USA.
Charmaine N NganjeGritstone bio, Inc., Emeryville, CA, USA.
Elizabeth MaloneyGritstone bio, Inc., Emeryville, CA, USA.ORCID http://orcid.org/0000-0002-5023-8573
Rita ZhouGritstone bio, Inc., Emeryville, CA, USA.
Daniel Navarro-GomezGritstone bio, Inc., Emeryville, CA, USA.
Adrienne C GreeneGritstone bio, Inc., Emeryville, CA, USA.
Gijsbert GrotenbregGritstone bio, Inc., Emeryville, CA, USA.
Renee GreerGritstone bio, Inc., Emeryville, CA, USA.
Wade BlairGritstone bio, Inc., Emeryville, CA, USA.ORCID http://orcid.org/0000-0002-2672-5136
Minh Duc CaoGritstone bio, Inc., Emeryville, CA, USA.
Shawn ChanGritstone bio, Inc., Emeryville, CA, USA.
Kyounghwa BaeGritstone bio, Inc., Emeryville, CA, USA.
Alexander I SpiraVirginia Cancer Specialists, Virginia Cancer Specialists, VA, Fairfax, USA.
Sameek RoychowdhuryThe Ohio State University Medical Center, Columbus, OH, USA.
David P CarboneThe Ohio State University Medical Center, Columbus, OH, USA.ORCID http://orcid.org/0000-0003-3002-1921
Brian S HenickColumbia University Medical Center, New York, NY, USA.
Charles G DrakeColumbia University Medical Center, New York, NY, USA.
Benjamin J SolomonPeter MacCallum Cancer Centre, Melbourne, VIC, Australia.
Daniel H AhnMayo Clinic, Phoenix, AZ, USA.
Amit MahipalMayo Clinic Cancer Center, Rochester, MN, USA.
Steve B MaronMemorial Sloan Kettering Cancer Center, New York, NY, USA.ORCID http://orcid.org/0000-0002-8794-130X
Benny JohnsonThe University of Texas MD Anderson Cancer Center, Houston, TX, USA.
Raphael RousseauGritstone bio, Inc., Emeryville, CA, USA.
Roman YelenskyGritstone bio, Inc., Emeryville, CA, USA.ORCID http://orcid.org/0000-0002-5356-0111
Chih-Yi LiaoUniversity of Chicago Comprehensive Cancer Center, Chicago, IL, USA.
Daniel V T CatenacciUniversity of Chicago Comprehensive Cancer Center, Chicago, IL, USA.
Andrew AllenGritstone bio, Inc., Emeryville, CA, USA.
Andrew R FergusonGritstone bio, Inc., Emeryville, CA, USA.
Karin JoossGritstone bio, Inc., Emeryville, CA, USA. kjooss@gritstone.com.
Columbia University Irving Medical Center · USThe Ohio State University Wexner Medical Center · USUniversity of Chicago · USMayo Clinic Hospital · USMayo Clinic in Arizona · USMemorial Sloan Kettering Cancer Center · USPeter MacCallum Cancer Centre · AUThe University of Texas MD Anderson Cancer Center · USUniversity of Information Technology and Sciences · BDVirginia Cancer Specialists · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Checkpoint inhibitor (CPI) therapies provide limited benefit to patients with tumors of low immune reactivity. T cell-inducing vaccines hold promise to exert long-lasting disease control in combination with CPI therapy. Safety, tolerability and recommended phase 2 dose (RP2D) of an individualized, heterologous chimpanzee adenovirus (ChAd68) and self-amplifying mRNA (samRNA)-based neoantigen vaccine in combination with nivolumab and ipilimumab were assessed as primary endpoints in an ongoing phase 1/2 study in patients with advanced metastatic solid tumors (NCT03639714). The individualized vaccine regimen was safe and well tolerated, with no dose-limiting toxicities. Treatment-related adverse events (TRAEs) >10% included pyrexia, fatigue, musculoskeletal and injection site pain and diarrhea. Serious TRAEs included one count each of pyrexia, duodenitis, increased transaminases and hyperthyroidism. The RP2D was 10

Indexed as

Colorectal NeoplasmsPan troglodytesAdenoviridaeAnimalsFeverHumansRNA, MessengerRNA, Messenger

Identifiers

PMID35970920
OpenAlexW4291790128

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.