Evidence map›Paper›PMID 15316806›Full record

ArticleJournal of neurology2004

The significance of titin antibodies in myasthenia gravis--correlation with thymoma and severity of myasthenia gravis.

Xiang-Jun Chen, Jian Qiao, Bao-Guo Xiao, Chuan-Zhen Lu

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Journal of neurology, 2004. 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
–field-weighted citation impact
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.

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  19. Incidence of thymoma in myasthenia gravis: a systematic review.Journal of clinical neurology (Seoul, Korea) · 2012
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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

4 authors.

Xiang-Jun ChenInstitute of Neurology, Fudan University, 12 Wulumuqi Zhong Road, 200040, Shanghai, China.
Jian Qiao
Bao-Guo Xiao
Chuan-Zhen Lu

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Myasthenia gravis (MG) is caused by autoantibodies to acetylcholine receptors (AChR). Non-AChR muscle autoantibodies, such as titin antibodies, are present in sera of many MG patients. To study the correlation between titin antibodies and the features of MG, the cDNA segment encoding MGT-30 was amplified and sequenced. The cloned MGT-30 cDNA was expressed in vector pET-30a, and then transfected into E.coli. BL21. We examined titin antibodies in sera of 265 normal subjects, 154 MG patients with different thymic pathology and 48 patients with other neurological diseases. Titin antibodies occurred more frequently in MGT, especially in MG with epithelial predominant-thymoma, and were correlated with the severity of disease. The levels of titin antibodies were reduced 6 months after thymectomy. The specificity of titin antibodies for the detection of thymoma was higher than that of CT examination in MG with thymoma. These results suggest that titin antibodies could be useful in both diagnosis and follow-up of MG patients with thymoma.

Indexed as

AdolescentAdultAgedAged, 80 and overAge FactorsAnalysis of VarianceAntibodiesChildChild, PreschoolConnectinEnzyme-Linked Immunosorbent AssayFemaleHumansMaleMiddle AgedMuscle ProteinsAntibodiesConnectinMuscle ProteinsProtein KinasesRNA, MessengerTTN protein, human

Identifiers

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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.