Evidence map›Paper›PMID 16314943›Full record

ArticleJournal of neuro-oncology2006

Immunotoxin pharmacokinetics: a comparison of the anti-glioblastoma bi-specific fusion protein (DTAT13) to DTAT and DTIL13.

Edward Rustamzadeh, Daniel A Vallera, Deborah A Todhunter, Walter C Low, Angela Panoskaltsis-Mortari, Walter A Hall

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Journal of neuro-oncology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
0.3field-weighted citation impact, top 43% 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

20 citing papers in PubMed, 29 citations in OpenAlex.

  1. Review
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  6. Radioimmunotherapy (RIT) in Brain Tumors.Nuclear medicine and molecular imaging · 2019
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  14. Recent developments on immunotherapy for brain cancer.Expert opinion on emerging drugs · 2012
    Review
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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

6 authors at 3 institutions in 1 country.

Edward RustamzadehDepartment of Neurosurgery, University of Minnesota Cancer Center, Minneapolis, MN 55455, USA.
Daniel A Vallera
Deborah A Todhunter
Walter C Low
Angela Panoskaltsis-Mortari
Walter A Hall
Masonic Cancer CenterUniversity of Minnesota · USUniversity of Minnesota Medical Center · US

Funding

Experimental Therapeutics for Brain CancerR01CA108637 · NCI · UNIVERSITY OF MINNESOTA TWIN CITIES · PI VALLERA, DANIEL A · 2005 to 2009
$1.1M
NCI NIH HHS R01 CA 108637
6 · The paper itself

Abstract

DTAT13, a novel recombinant bispecific immunotoxin (IT) consisting of truncated diphtheria toxin, an amino-terminal (AT) fragment of the urokinase-type plasminogen activator (uPa), and a fragment of human IL-13 was assembled in order to target receptors on glioblastoma multiforme (GBM) and its associated neovasculature. Previous in vitro studies confirmed the efficacy of DTAT13 against various GBM cell lines expressing both IL-13 receptor or uPA receptor, and previous in vivo testing demonstrated the efficacy of DTAT13 in significantly inhibiting a range of xenograft tumors and showed that DTAT13 was 160- and 8-fold less toxic to the parental fusion IT, DTAT and DTIL13, respectively. To further understand the properties of DTAT13, pharmacokinetic/biodistribution experiments were performed. Binding analysis revealed that the IL-13 domain functioned independently of the uPA domain and that the K (d) for each binding domain was essentially the same as that of DTIL13 and DTAT. Flow cytometry studies indicated that DTAT13 bound better than DTAT or DTIL13. Analysis of the rate of protein synthesis inhibition in U87 MG cells by DTAT13 compared to DTAT revealed a faster rate of inhibition with DTAT13 compared to DTAT. The rate of protein synthesis inhibition of DTAT13 was identical to that of DTIL13 in U373 MG cells. Intracranial biodistribution studies revealed that DTAT13 was able to cross to the contralateral hemisphere unlike DTIL13 but similar to DTAT. These studies show that DTAT13 has properties encompassing those of both DTIL13 and DTAT and warrants further consideration for clinical development.

Indexed as

AnimalsBrainDiphtheria ToxinFemaleGlioblastomaHumansImmunotoxinsInterleukin-13MiceMice, Inbred C57BLNeovascularization, PathologicProtein BiosynthesisRecombinant Fusion ProteinsUrokinase-Type Plasminogen ActivatorDiphtheria Toxindiphtheria toxin-urokinase fusion protein, humanImmunotoxinsInterleukin-13Recombinant Fusion ProteinsUrokinase-Type Plasminogen Activator

Identifiers

PMID16314943
OpenAlexW2006196856

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.