Evidence map›Paper›PMID 37581231›Full record

ArticleCancer research2023

Bursting Tumor Bubbles to Improve CAR T-cell Therapy.

Sergio Ortiz-Espinosa, Shivani Srivastava

Abstract readComment
PubMed Publisher
In one paragraph

Article in Cancer research, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
0.5field-weighted citation impact, top 26% 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.

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

1 citing paper in PubMed, 2 citations in OpenAlex.

  1. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 2 countries.

Sergio Ortiz-EspinosaHuman Biology Division, Fred Hutchinson Cancer Center, Seattle, Washington.ORCID 0000-0001-9192-2956
Shivani SrivastavaHuman Biology Division, Fred Hutchinson Cancer Center, Seattle, Washington.ORCID 0000-0002-1626-8402
Cape Town HVTN Immunology Laboratory / Hutchinson Centre Research Institute of South Africa · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chimeric antigen receptor (CAR) T cells have had dramatic success in B-cell malignancies, but this efficacy has not yet translated to more common solid tumors. In this issue of Cancer Research, Zhong and colleagues demonstrated that tumor-derived small extracellular vesicles (sEV) contain CAR target antigens like mesothelin, enabling them to preferentially interact with and suppress the activity of CAR T cells in vivo. PD-L1 in tumor-derived sEVs increased upon CAR T-cell infusion and induced PD-L1-dependent suppression of CAR T cells that could be completely reversed by PD-L1 blockade. Strategies to inhibit sEV secretion, via genetic manipulation of tumor cells or pharmacologic inhibition, significantly improved CAR T-cell accumulation, function, and antitumor activity in vivo, suggesting that therapeutic targeting of sEV secretion could be a promising new approach to improving the efficacy of CAR T-cell therapy. See related article by Zhong et al., p. 2790.

Indexed as

B7-H1 AntigenImmunotherapy, AdoptiveCell Line, TumorHumansReceptors, Antigen, T-CellT-LymphocytesB7-H1 AntigenReceptors, Antigen, T-Cell

Identifiers

PMID37581231
OpenAlexW4385827938

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.