Evidence map›Paper›PMID 23532497›Full record

ArticleJournal of clinical immunology2013

Serum levels of calreticulin in correlation with disease activity in patients with rheumatoid arthritis.

Min Ni, Wei Wei, Yichao Wang, Na Zhang, Hongmei Ding, Chen Shen, Fang Zheng

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In one paragraph

Article in Journal of clinical immunology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
2.3field-weighted citation impact, top 13% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

  1. Pooled it
  2. ER-resident proteins are key players in cartilage and bone homeostasis.Frontiers in cell and developmental biology · 2025
    Review
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  11. TNF-α/calreticulin dual signaling induced NLRP3 inflammasome activation associated with HuR nucleocytoplasmic shuttling in rheumatoid arthritis.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2019
    Article
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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 1 country.

Min NiSchool of Laboratory Medicine, Tianjin Medical University, 1 Guangdong Road, Tianjin 300203, China.
Wei Wei
Yichao Wang
Na Zhang
Hongmei Ding
Chen Shen
Fang Zheng
Tianjin Medical University · CNTianjin Medical University General Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aim of our study was to investigate the contribution of serum calreticulin (CRT) in the assessment of disease activity in rheumatoid arthritis (RA).

methodsSerum CRT levels were measured by ELISA in 70 patients with established RA, 30 systemic lupus erythematosus (SLE), 25 other autoimmune diseases, 20 osteoarthritis (OA), and 35 of healthy controls (HC). Correlations of CRT serum levels with disease activity [Disease Activity Score for 28 joints (DAS28)], erythrocyte sedimentation rate(ESR) and C-reactive protein (CRP) were assessed. Serum CRT levels were also detected in RA patients whose RF, anti-CCP and anti- MCV antibodies were positive and negative.

resultsSerum CRT levels in RA patients (4.817 ± 2.425 ng/ml) was significantly higher (P <0.05) compared with those in the serum of OA (3.574 ± 0.942 ng/ml), SLE (4.013 ± 1.536 ng/ml), other autoimmune diseases (3.882 ± 0.837 ng/ml) and HC (3.726 ± 0.627 ng/ml). Significant positive correlation of CRT with DAS28, ESR and CRP was found in RA patients. Furthermore, RA patients whose anti-CCP and anti-MCV antibodies were positive had higher levels of CRT (P < 0.01).

conclusionSerum CRT levels were increased in patients with RA compared with those controls. Moreover, a significant correlation was observed between serum CRT levels and disease activity in RA. It might be used as a potential biomarker for clinical diagnosis and provide additional information regarding disease activity along with the traditional indices such as ESR and CRP.

Indexed as

AntibodiesArthritis, RheumatoidBiomarkersBlood SedimentationCalreticulinC-Reactive ProteinFemaleHumansMaleMiddle AgedAntibodiesBiomarkersCalreticulinC-Reactive Protein

Identifiers

PMID23532497
OpenAlexW2077219588

What OpenQuestion holds

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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.