Evidence map›Paper›PMID 23299389›Full record

ArticleInvestigational new drugs2013

Vascular disrupting effect of CKD-516: preclinical study using DCE-MRI.

Kyung Won Kim, Jeong Min Lee, Yong Sik Jeon, In Joon Lee, YoonSeok Choi, Jisuk Park, Berthold Kiefer, Chin Kim, Joon Koo Han, Byung Ihn Choi

Erratum issuedAbstract read
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In one paragraph

Article in Investigational new drugs, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
4.0field-weighted citation impact, top 7% 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, 40 citations in OpenAlex.

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4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

10 authors at 6 institutions in 4 countries.

Kyung Won KimDana-Farber Cancer Institute, Boston, MA, USA.
Jeong Min Lee
Yong Sik Jeon
In Joon Lee
YoonSeok Choi
Jisuk Park
Berthold Kiefer
Chin Kim
Joon Koo Han
Byung Ihn Choi
Seoul National University Hospital · KRChong Kun Dang Bio (South Korea) · KRDana-Farber Cancer Institute · USNational Cancer Center · KRSeoul National University · KRSiemens (Germany) · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vascular disrupting agents (VDAs) are new class of anti-cancer drugs targeting pre-existing tumor vasculature which lead to tumor ischemia and necrosis. An innovative tubulin polymerization inhibitor, CKD-516, was recently developed as a VDA. We attempted to evaluate its tubulin destabilizing effect using immunofluorescence staining on human endothelial cells (HUVECs) and to ascertain its antivascular effect in a rabbit VX2 tumor model using dynamic contrast-enhanced (DCE) MRI by measuring the changes in kinetic parameters such as K-trans and IAUGC. Immunofluorescence staining using anti-tubulin and anti-actin antibodies on HUVECs showed that CKD-516 selectively disrupted tubulin component of the endothelial cytoskeleton. Serial DCE-MRI showed a significant decrease in K-trans and IAUGC parameters from baseline at 4 h (39.9 % in K-trans; -45.0 % in IAUGC) and at 24 h (-32.2 % in K-trans; -36.5 % in IAUGC), and a significant recovery at 48 h (22.9 % in K-trans; 34.8 % in IAUGC) following administration of CKD-516 at a 0.7-mg/kg dose. When the tumors were stratified according to the initial K-trans value of 0.1, tumors with a high K-trans > 0.1 which was indicative of having well-developed pre-existing vessels, showed greater reduction in K-trans and IAUGC values. On histologic examination, the degree of necrosis of treated tumors was significantly greater than that of untreated tumors. In summary, CKD-516 is an effective VDA which results in rapid vascular shutdown by targeting the tubulin component of tumor vessels and thus leads to necrosis.

Indexed as

AnimalsAntineoplastic AgentsBenzophenonesCells, CulturedHumansHuman Umbilical Vein Endothelial CellsMagnetic Resonance ImagingNeoplasms, Muscle TissueNeovascularization, PathologicRabbitsTubulinTubulin ModulatorsValineAntineoplastic AgentsBenzophenonesN-(4-(3-(1H-1,2,4-triazol-1-yl)-4-(3,4,5-trimethoxybenzoyl)phenyl)thiazol-2-yl)-2-amino-3-methylbutanamideTubulinTubulin ModulatorsValine

Identifiers

PMID23299389
OpenAlexW2065238716

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.