Evidence map›Paper›PMID 26408258›Full record

ArticleNeoplasia (New York, N.Y.)2015

Doxil synergizes with cancer immunotherapies to enhance antitumor responses in syngeneic mouse models.

Jonathan Rios-Doria, Nicholas Durham, Leslie Wetzel, Raymond Rothstein, Jon Chesebrough, Nicholas Holoweckyj, Wei Zhao, Ching Ching Leow, Robert Hollingsworth

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Neoplasia (New York, N.Y.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03591276 (A Phase 1b Study of Combination Chemo-immunotherapy With Pegylated Liposomal Doxorubicin), which is not on this map. Cited by 85 papers.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed
6.3field-weighted citation impact, top 3% 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.

NCT03591276 phase1 / phase2recruitingnot on this mapstarted 2019, after this paper: background citation

A Phase 1b Study of Combination Chemo-immunotherapy With Pegylated Liposomal Doxorubicin (Doxil/Caelyx) and Pembrolizumab (Keytruda) in Metastatic Endocrine-resistant Breast Cancer

TypeinterventionalSponsorShaare Zedek Medical CenterRan2019 to 2021Enrolled15ConditionsMetastatic Breast CancerArmsChemotherapy Drugs, Cancer
3 · Its place in the literature

Who cites it

85 citing papers in PubMed, 172 citations in OpenAlex.

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  11. Bilirubin metabolism and its application in disease prevention: mechanisms and research advances.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2025
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25 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

9 authors at 1 institution in 1 country.

Jonathan Rios-DoriaMedImmune, Gaithersburg, MD. Electronic address: riosdoriaj@medimmune.com.
Nicholas DurhamMedImmune, Gaithersburg, MD.
Leslie WetzelMedImmune, Gaithersburg, MD.
Raymond RothsteinMedImmune, Gaithersburg, MD.
Jon ChesebroughMedImmune, Gaithersburg, MD.
Nicholas HoloweckyjMedImmune, Gaithersburg, MD.
Wei ZhaoMedImmune, Gaithersburg, MD.
Ching Ching LeowMedImmune, Gaithersburg, MD.
Robert HollingsworthMedImmune, Gaithersburg, MD.
Altimmune (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Based on the previously described roles of doxorubicin in immunogenic cell death, both doxorubicin and liposomal doxorubicin (Doxil) were evaluated for their ability to boost the antitumor response of different cancer immunotherapies including checkpoint blockers (anti-PD-L1, PD-1, and CTLA-4 mAbs) and TNF receptor agonists (OX40 and GITR ligand fusion proteins) in syngeneic mouse models. In a preventative CT26 mouse tumor model, both doxorubicin and Doxil synergized with anti-PD-1 and CTLA-4 mAbs. Doxil was active when CT26 tumors were grown in immunocompetent mice but not immunocompromised mice, demonstrating that Doxil activity is increased in the presence of a functional immune system. Using established tumors and maximally efficacious doses of Doxil and cancer immunotherapies in either CT26 or MCA205 tumor models, combination groups produced strong synergistic antitumor effects, a larger percentage of complete responders, and increased survival. In vivo pharmacodynamic studies showed that Doxil treatment decreased the percentage of tumor-infiltrating regulatory T cells and, in combination with anti-PD-L1, increased the percentage of tumor-infiltrating CD8(+) T cells. In the tumor, Doxil administration increased CD80 expression on mature dendritic cells. CD80 expression was also increased on both monocytic and granulocytic myeloid cells, suggesting that Doxil may induce these tumor-infiltrating cells to elicit a costimulatory phenotype capable of activating an antitumor T-cell response. These results uncover a novel role for Doxil in immunomodulation and support the use of Doxil in combination with checkpoint blockade or TNFR agonists to increase response rates and antitumor activity.

Indexed as

AlgorithmsAnimalsAntibiotics, AntineoplasticAntibodies, MonoclonalAntineoplastic Combined Chemotherapy ProtocolsCell Line, TumorDisease Models, AnimalDoxorubicinDrug SynergismFemaleImmunotherapyMice, Inbred BALB CMice, Inbred C57BLMice, NudeNeoplasmsPolyethylene GlycolsAntibiotics, AntineoplasticAntibodies, MonoclonalDoxorubicinliposomal doxorubicinPolyethylene Glycols

Identifiers

PMID26408258
PMCPMC4674486
OpenAlexW2140492749

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.