Evidence map›Paper›PMID 27230555›Full record

ArticleLupus2017

Artesunate inhibits type I interferon-induced production of macrophage migration inhibitory factor in patients with systemic lupus erythematosus.

X Feng, W Chen, L Xiao, F Gu, J Huang, B P Tsao, L Sun

Open access · greenAbstract read
In one paragraph

Article in Lupus, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
3.0field-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

27 citing papers in PubMed, 2 syntheses or guidelines pooled it, 57 citations in OpenAlex.

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  9. Drug Candidates for Autoimmune Diseases.Pharmaceuticals (Basel, Switzerland) · 2022
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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

7 authors at 2 institutions in 2 countries.

X FengDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China fengxuebing@hotmail.com lingyunsun@nju.edu.cn.
W ChenDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
L XiaoDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
F GuDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
J HuangDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
B P TsaoDivision of Rheumatology and Immunology, Medical University of South Carolina, Charleston, SC, USA.
L SunDepartment of Rheumatology and Immunology, The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
Nanjing Drum Tower Hospital · CNMedical University of South Carolina · US

Funding

CHROMOSOME REGIONS LINKED TO SLE IN MULTIPLEX FAMILIESR01AR043814 · NIAMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI TSAO, BETTY P · 1997 to 2012
$5.7M
Association of Androgen Receptor Polymorphisms with Damage in SLER21AR065626 · NIAMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI TSAO, BETTY P · 2013 to 2014
$357k
NIAMS NIH HHS R01 AR043814NIAMS NIH HHS R21 AR065626
6 · The paper itself

Abstract

objectiveMacrophage migration inhibitory factor (MIF) is a key regulator of both atherosclerosis and systemic lupus erythematosus (SLE), yet factors leading to its overproduction remain unclear. To explore regulation of MIF in SLE, we studied effects and potential mechanisms of type I interferon (IFN) and artesunate (ART), an antimalarial agent extracted from Chinese herbs, on levels of MIF.

methodsSerum and peripheral blood cells from SLE patients and healthy controls were measured for MIF levels by ELISA and type I IFN-inducible gene expressions by real-time PCR, respectively, and assessed for associations by Spearman correlation. ART was added to human umbilical vein endothelial cell (HUVEC) cultures with or without prior IFNα-1b stimulation and to SLE peripheral blood mononuclear cell (PBMC) cultures. Protein levels of STATs and phosphorylated (p-) STATs in HUVECs were determined by Western blotting.

resultsSerum MIF levels were elevated in SLE patients and positively associated with disease activity (r = 0.86, p < 0.0001), accumulated damage (r = 0.34, p < 0.05), and IFN scores in SLE PBMCs (r = 0.74, p = 0.0002). The addition of IFNα-1b promoted MIF production in a time- and dose-dependent manner in HUVEC cultures. ART could inhibit expressions of IFN-inducible genes (LY6E and ISG15) in both HUVEC and SLE PBMC cultures, and suppress MIF production and over-expression of p-STAT1, but not p-STAT3 or STAT5, induced by IFNα-1b stimulation. IFNγ-induced expression of p-STAT1 in HUVECs was not inhibited by ART.

conclusionMIF could be regulated by type I IFN in SLE patients. ART counteracts the effect of IFNα to inhibit MIF production by blocking STAT1 phosphorylation and thus may have therapeutic potential for SLE-associated atherosclerosis.

Indexed as

AdultAntimalarialsArtemisininsArtesunateBlotting, WesternCase-Control StudiesDose-Response Relationship, DrugEnzyme-Linked Immunosorbent AssayFemaleGene Expression RegulationHumansHuman Umbilical Vein Endothelial CellsInterferon-alphaInterferon Type IIntramolecular OxidoreductasesLeukocytes, MononuclearAntimalarialsArtemisininsArtesunateInterferon-alphaInterferon Type IIntramolecular OxidoreductasesMacrophage Migration-Inhibitory FactorsMIF protein, humanSTAT1 protein, humanSTAT1 Transcription Factorartesunateinterferonmacrophage migration inhibitory factorsignal transducer and activator of transcription 1Systemic lupus erythematosus

Identifiers

PMID27230555
PMCPMC5124426
OpenAlexW2399597028

What OpenQuestion holds

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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.