Evidence map›Paper›PMID 19262596›Full record

ArticleLeukemia2009

A novel AML-selective TRAIL fusion protein that is superior to Gemtuzumab Ozogamicin in terms of in vitro selectivity, activity and stability.

B ten Cate, E Bremer, M de Bruyn, T Bijma, D Samplonius, M Schwemmlein, G Huls, G Fey, W Helfrich

Open access · greenAbstract readComparative Study
PubMed Publisher
In one paragraph

Article in Leukemia, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.8field-weighted citation impact, top 9% 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, 63 citations in OpenAlex.

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  17. Onto better TRAILs for cancer treatment.Cell death and differentiation · 2016
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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

9 authors at 4 institutions in 2 countries.

B ten CateLaboratory for Tumor Immunology, Department of Pathology & Medical Biology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
E Bremer
M de Bruyn
T Bijma
D Samplonius
M Schwemmlein
G Huls
G Fey
W Helfrich
University Medical Center Groningen · NLUniversity of Groningen · NLFriedrich-Alexander-Universität Erlangen-Nürnberg · DEUniversity of Würzburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gemtuzumab ozogamicin (GO, Mylotarg) is a targeted therapeutic agent in which an anti-CD33 antibody is chemically coupled to a highly cytotoxic calicheamicin derivative through a hydrolysable linker. GO has improved the treatment outcome for a subgroup of acute myeloid leukemia (AML) patients, but its use is associated with severe myelosuppression and hepatotoxicity. Here, we report on a novel anti-leukemia agent, designated scFvCD33:sTRAIL, in which an anti-CD33 single chain fragment of variable regions (scFv) antibody fragment is genetically linked to soluble tumor necrosis factor-related apoptosis-inducing ligand (sTRAIL). Normal CD33-positive monocytes were fully resistant to prolonged treatment with scFvCD33:sTRAIL, whereas treatment with GO resulted in substantial cytotoxicity. The activity of scFvCD33:sTRAIL towards AML cells was up to 30-fold higher than GO. The CD33-restricted anti-leukemia activity of scFvCD33:sTRAIL remained stable during prolonged storage at 37 degrees C, whereas GO showed a rapid increase in CD33-independent cytotoxicity. Moreover, scFvCD33:sTRAIL showed potent anti-leukemia activity towards CD33+ CML cells when treatment was combined with the Bcr-Abl tyrosine kinase inhibitor, Gleevec. Importantly, ex vivo treatment of patient-derived CD33+ AML tumor cells with scFvCD33:sTRAIL resulted in potent apoptosis induction that was enhanced by valproic acid, mitoxantrone and 17-(Allylamino)-17-demethoxygeldanamycin (17-AAG). Taken together, scFvCD33:sTRAIL is superior to GO in terms of tumor selectivity, activity and stability, warranting its further development for the treatment of CD33-positive leukemias.

Indexed as

Acute DiseaseAminoglycosidesAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntigens, CDAntigens, Differentiation, MyelomonocyticAntineoplastic AgentsApoptosisBystander EffectCells, CulturedDrug Delivery SystemsDrug Screening Assays, AntitumorDrug StabilityEnzyme ActivationGemtuzumabHumansAminoglycosidesAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntigens, CDAntigens, Differentiation, MyelomonocyticAntineoplastic AgentsCD33 protein, humanGemtuzumabNeoplasm ProteinsRecombinant Fusion ProteinsscFvCD33-sTRAIL proteinSialic Acid Binding Ig-like Lectin 3Single-Chain Antibodies

Identifiers

PMID19262596
OpenAlexW1969876692

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.