Evidence map›Paper›PMID 34729484›Full record

ArticleNeuro-oncology advances

Marizomib alone or in combination with bevacizumab in patients with recurrent glioblastoma: Phase I/II clinical trial data.

Daniela A Bota, Warren Mason, Santosh Kesari, Rajiv Magge, Benjamin Winograd, Ileana Elias, Steven D Reich, Nancy Levin, Mohit Trikha, Annick Desjardins

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 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
4.4field-weighted citation impact, top 5% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

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  8. Enhancing schistosomiasis drug discovery approaches with optimized proteasome substrates.Protein science : a publication of the Protein Society · 2025
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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

10 authors at 6 institutions in 2 countries.

Daniela A BotaChao Family Comprehensive Cancer Center and Departments of Neurology and Neurological Surgery, University of California, Irvine, California, USA.
Warren MasonPrincess Margaret Cancer Centre, Toronto, Ontario, Canada.
Santosh KesariJohn Wayne Cancer Institute and Pacific Neuroscience Institute, Providence Saint John's Health Center, Santa Monica, California, USA.ORCID https://orcid.org/0000-0003-3772-6000
Rajiv MaggeWeill Cornell Brain Tumor Center, New York, New York, USA.
Benjamin WinogradFormerly Celgene Corporation, Summit, New Jersey, USA.
Ileana EliasBristol Myers Squibb, Princeton, New Jersey, USA.
Steven D ReichTriphase Accelerator Corporation, San Diego, California, USA.
Nancy LevinTriphase Accelerator Corporation, San Diego, California, USA.
Mohit TrikhaTriphase Accelerator Corporation, San Diego, California, USA.
Annick DesjardinsThe Preston Robert Tisch Brain Tumor Center, Duke University Medical Center, Durham, North Carolina, USA.
Bristol-Myers Squibb (United States) · USCornell University · USDuke Medical Center · USPrincess Margaret Cancer Centre · CASaint John's Health Center · USUniversity of California, Irvine · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis phase I/II trial in patients with recurrent glioblastoma (GBM) evaluates the safety and preliminary efficacy of marizomib, an irreversible pan-proteasome inhibitor that crosses the blood-brain barrier.

methodsPart A assessed the safety and efficacy of marizomib monotherapy. In Part B, escalating doses of marizomib (0.5-0.8 mg/m

resultsIn Part A, 30 patients received marizomib monotherapy. The most common AEs were fatigue (66.7%), headache (46.7%), hallucination (43.3%), and insomnia (43.3%). One patient (3.3%) achieved a partial response. In Part B, the recommended phase II dose of marizomib was 0.8 mg/m

conclusionsThe safety profile of marizomib as monotherapy and in combination with bevacizumab was consistent with previous observations that marizomib crosses the blood-brain barrier. Preliminary efficacy did not demonstrate a meaningful benefit of the addition of marizomib to bevacizumab for the treatment of recurrent GBM.

Indexed as

clinical trialsglioblastomamarizomib

Identifiers

PMID34729484
PMCPMC8557653
OpenAlexW3203804374

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.