Evidence map›Paper›PMID 23561933›Full record

ArticleComparative medicine2013

Comparison of vascular leak syndrome in mice treated with IL21 or IL2.

Pallavur V Sivakumar, Richard Garcia, Kimberly S Waggie, Monica Anderson-Haley, Andrew Nelson, Steven D Hughes

Open access · greenAbstract readComparative StudyEvaluation Study
In one paragraph

Article in Comparative medicine, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

18 citing papers in PubMed, 32 citations in OpenAlex.

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  15. IL-21 Signaling in Immunity.F1000Research · 2016
    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 1 institution in 2 countries.

Pallavur V SivakumarZymoGenetics, a Bristol-Myers Squibb Company, Seattle, Washington, USA.
Richard Garcia
Kimberly S Waggie
Monica Anderson-Haley
Andrew Nelson
Steven D Hughes
Bristol-Myers Squibb (Germany) · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Interleukin 21 (IL21) is a T-cell-derived 4-helix-bundle cytokine that has sequence homology to the IL2 family. Recombinant human interleukin 2 (rIL2) is approved for the treatment of metastatic melanoma and renal cell carcinoma. However, toxicity of rIL2, including induction of vascular leak syndrome (VLS), has limited use of this cytokine to a small proportion of eligible patients. Both rIL2 and murine IL21 (mIL21) have potent antitumor efficacy in murine models. The purpose of the current study was to compare the ability of mIL21 and rIL2 to induce vascular leakage in a mouse model. Pulmonary and hepatic uptake of Evans blue dye, serum cytokine levels, spleen cell immunophenotype, and histologic changes in lung and liver were evaluated to detect VLS. High-dose (200 μg) rIL2 treatment induced vascular leakage in mice, evidenced by inflammatory cell infiltration and fluid extravasation into the lung and liver and increased levels of TNFα, IFNγ, IL5, MCP1, and IL6 in serum. In contrast, an equivalent dose of mIL21 resulted in minimal vascular leakage with no evidence of cytopenia or cytokine production. These results support the use of IL21 as a cancer immunotherapeutic agent, potentially providing an antitumor response without induction of VLS.

Indexed as

Analysis of VarianceAnimalsCapillary Leak SyndromeCytokinesDose-Response Relationship, DrugEvans BlueHumansImmunophenotypingImmunotherapyInterleukin-2Interleukin-21InterleukinsLiverLungMiceNeoplasmsCytokinesEvans BlueInterleukin-2Interleukin-21InterleukinsRecombinant Proteins

Identifiers

PMID23561933
PMCPMC3567372
OpenAlexW1800725368

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.