Evidence map›Paper›PMID 23039363›Full record

ArticleAutoimmunity2013

Lupus autoimmunity altered by cellular methylation metabolism.

Mei-Ling Yang, Alaric J P Gee, Renelle J Gee, Cecilia I Zurita-Lopez, Shilpi Khare, Steven G Clarke, Mark J Mamula

Open access · greenAbstract read
In one paragraph

Article in Autoimmunity, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 14% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

  1. Pooled it
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  19. Plasma DNA aberrations in systemic lupus erythematosus revealed by genomic and methylomic sequencing.Proceedings of the National Academy of Sciences of the United States of America · 2014
    Article
  20. Autoimmunity in 2013.Clinical reviews in allergy & immunology · 2014
    Review
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.

Mei-Ling YangSection of Rheumatology, Department of Internal Medicine, Yale University School of Medicine, New Haven, Connecticut 06520-8031, USA.
Alaric J P Gee
Renelle J Gee
Cecilia I Zurita-Lopez
Shilpi Khare
Steven G Clarke
Mark J Mamula
Yale University · USUniversity of California, Los Angeles · US

Funding

Post Translational Modifications in Tolerance and AutoimmunityR01AI048120 · NIAID · YALE UNIVERSITY · PI MAMULA, MARK J · 2001 to 2019
$5.6M
CONTROL OF EUCARYOTIC FUNCTION BY METHYLATIONR37GM026020 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI CLARKE, STEVEN G · 2000 to 2009
$5.0M
MOLECULAR MECHANISMS OF LYMPHOCYTE INTERACTIONS IN SLER01AR041032 · NIAMS · YALE UNIVERSITY · PI MAMULA, MARK J · 1997 to 2011
$2.4M
CONTROL OF EUKARYOTIC MEMBRANE FUNCTION BY METHYLATIONR01GM026020 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI CLARKE, STEVEN G · 1985 to 2013
$2.1M
POST TRANSLATIONAL MODIFICATIONS AND AUTOIMMUNITYR21AI048120 · NIAID · YALE UNIVERSITY · PI MAMULA, MARK J. · 2000 to 2000
$323k
IMMUNE RESPONSES TO CYTOCHROME C IN AUTOIMMUNE DISEASER29AR041032 · NIAMS · YALE UNIVERSITY · PI MAMULA, MARK J. · 1993 to 1997
–
NIAID NIH HHS AI-48120NIAID NIH HHS R01 AI048120NIAID NIH HHS R21 AI048120NIAMS NIH HHS AR-41032NIAMS NIH HHS R01 AR041032NIGMS NIH HHS GM-026020NIGMS NIH HHS R01 GM026020
6 · The paper itself

Abstract

Modifications of both DNA and protein by methylation are key factors in normal T and B cell immune responses as well as in the development of autoimmune disease. For example, the failure to maintain the methylation status of CpG dinucleotides in DNA triggers T cell autoreactivity. Methylated proteins are known targets of autoimmunity, including the symmetrical dimethylarginine residues of SmD1 and SmD3 in SLE. Herein, we demonstrate that altering the metabolism of S-adenosylmethionine (SAM), the major methyl donor for transmethylation reactions, can suppress T cell immunity. A by-product of SAM metabolism, 5'-deoxy-5'-methylthioadenosine (MTA), and an indirect inhibitor of methyltransferases, inhibits T cell responses including T cell activation markers, Th1/Th2 cytokines and TCR-related signaling events. Moreover, treatment of the lupus-prone MRL/lpr mouse with MTA markedly ameliorates splenomegaly, lymphadenopathy, autoantibody titers as well as IgG deposition and cellular infiltration in the kidney. Incubation of cells with SAM, which increases intracellular MTA levels, inhibits both TCR-mediated T cell proliferation and BCR (anti-IgM)-triggered B cell proliferation in a dose-dependent manner. These studies define the central role of MTA and SAM in immune responses and provide a simple approach to altering lymphocyte transmethylation and T cell mediated autoimmune syndromes.

Indexed as

AnimalsAutoimmunityB-LymphocytesCell ProliferationCytokinesFemaleHumansLupus Erythematosus, SystemicLymphocyte ActivationMethylationMiceMice, Inbred MRL lprMice, TransgenicS-AdenosylmethionineTh1 CellsTh2 CellsCytokinesS-Adenosylmethionine

Identifiers

PMID23039363
PMCPMC3543504
OpenAlexW1974370228

What OpenQuestion holds

Textmetadata
LicenceTDM
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.