Evidence map›Paper›PMID 35118381›Full record

ArticleNeuro-oncology advances

Neutrophil depletion enhanced the

Verena Staedtke, Tyler Gray-Bethke, Guanshu Liu, Eleni Liapi, Gregory J Riggins, Ren-Yuan Bai

Open access · goldAbstract read
In one paragraph

Article in Neuro-oncology advances. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

16 citing papers in PubMed, 15 citations in OpenAlex.

  1. Review
  2. Review
  3. Article
  4. Oncology research · 2026
    Review
  5. Review
  6. Review
  7. Systemic administration ofJournal for immunotherapy of cancer · 2025
    Article
  8. Review
  9. Article
  10. Review
  11. Review
  12. Article
  13. Review
  14. Review
  15. Hypoxia-targeting bacteria in cancer therapy.Seminars in cancer biology · 2024
    Review
  16. Article
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

6 authors at 2 institutions in 1 country.

Verena StaedtkeDepartment of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Tyler Gray-BethkeDepartment of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Guanshu LiuF.M. Kirby Research Center for Functional Brain Imaging, Kennedy Krieger Institute, Baltimore, Maryland, USA.
Eleni LiapiDepartment of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Gregory J RigginsDepartment of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.ORCID https://orcid.org/0000-0002-4538-0436
Ren-Yuan BaiDepartment of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Johns Hopkins University · USKennedy Krieger Institute · US

Funding

Research Education Program for Residents and Fellows in Neurology - PorrasR25NS065729 · NINDS · JOHNS HOPKINS UNIVERSITY · PI HILLIS, ARGYE E. · 2009 to 2024
$3.3M
Adrenergic modulation of cellular immune functions in CAR T cell-induced cytokine release syndromeU01CA247576 · NCI · JOHNS HOPKINS UNIVERSITY · PI BAI, RENYUAN, STAEDTKE, VERENA · 2020 to 2024
$3.1M
Multimodal MRI for guiding bacterial cancer therapyR01CA261974 · NCI · HUGO W. MOSER RES INST KENNEDY KRIEGER · PI Renyuan Bai, Guanshu Liu · 2022 to 2026
$1.8M
The role of catecholamines in immunotoxicity and tumor response of adoptive T cell therapy in cancerK08CA230179 · NCI · JOHNS HOPKINS UNIVERSITY · PI STAEDTKE, VERENA · 2018 to 2022
$1.4M
Identify OTX2-interacting proteins repressing differentiation in medulloblastomaR03CA178118 · NCI · JOHNS HOPKINS UNIVERSITY · PI BAI, RENYUAN · 2014 to 2015
$162k
NCI NIH HHS K08 CA230179NCI NIH HHS R01 CA261974NCI NIH HHS R03 CA178118NCI NIH HHS U01 CA247576NINDS NIH HHS R25 NS065729
6 · The paper itself

Abstract

backgroundHypoxia is a prominent feature of solid tumors and can function as fertile environment for oncolytic anaerobic bacteria such as

methodsIn this study, we first used a subcutaneous tumor model of a glioblastoma (GBM) cell line in immunocompetent mice to investigate the local distribution of tumor hypoxia, kinetics of

resultsWe found that local accumulation of granular leukocytes, mainly neutrophils, could impede the spread of bacteria through the tumor and prevent complete oncolysis. Depletion of neutrophils via anti-Ly6G antibody or bone marrow suppression using hydroxyurea significantly improved tumor clearance. We then applied this approach to rabbits implanted with an aggressive intracranial brain tumor and achieved long-term survival in majority of the animals without apparent toxicity.

conclusionThese results indicated that depleting neutrophils can greatly enhance the safety and efficacy of

Indexed as

cancerClostridium novyi-NThypoxianeutrophiloncolytic therapy

Identifiers

PMID35118381
PMCPMC8807082
OpenAlexW4200503061

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.