Evidence map›Paper›PMID 32935202›Full record

ArticleClinical and experimental nephrology2021

Serum levels of galactose-deficient IgA1 in Chinese children with IgA nephropathy, IgA vasculitis with nephritis, and IgA vasculitis.

Mengmeng Tang, Xue Zhang, Xueqian Li, Lei Lei, Hejia Zhang, Chen Ling, Jie Ni, Jicheng Lv, Xiaorong Liu, Xiangmei Chen

Abstract read
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In one paragraph

Article in Clinical and experimental nephrology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 4 pooled it
0.8field-weighted citation impact, top 27% 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, 4 syntheses or guidelines pooled it, 20 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Pooled it
  5. Biomarkers in Primary Systemic Vasculitides: Narrative Review.International journal of molecular sciences · 2026
    Review
  6. Article
  7. Review
  8. Article
  9. Glycosylation in kidney diseases.Precision clinical medicine · 2025
    Review
  10. Article
  11. Immunoglobulin A vasculitis: The clinical features and pathophysiology.The Kaohsiung journal of medical sciences · 2024
    Review
  12. Article
  13. Article
  14. A Review of IgA Vasculitis (Henoch-Schönlein Purpura) Past, Present, and Future.Medical science monitor : international medical journal of experimental and clinical research · 2024
    Review
  15. Article
  16. [Update on immunoglobulin A vasculitis].Zeitschrift fur Rheumatologie · 2022
    Review
  17. Review
  18. 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

10 authors at 5 institutions in 2 countries.

Mengmeng TangDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Xue ZhangRenal Division, Peking University First Hospital, Beijing, 100034, China.
Xueqian LiDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Lei LeiDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Hejia ZhangDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Chen LingDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Jie NiDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China.
Jicheng LvRenal Division, Peking University First Hospital, Beijing, 100034, China.
Xiaorong LiuDepartment of Nephrology, Beijing Children's Hospital, Capital Medical University, Beijing, 100045, China. lxrbch@sina.com.
Xiangmei ChenDepartment of Nephrology, Chinese PLA General Hospital, Chinese PLA Institute of Nephrology, State Key Laboratoryof Kidney Diseases, National Clinical Research Center for Kidney Diseases, 28th Fuxing Road, Beijing, 100853, China.
Beijing Children’s Hospital · CNCapital Medical University · CNMinistry of Education · ROPeking University · CNState Key Laboratory of Kidney Diseases

Funding

Beijing Municipal Science and Technology Commission Z161100000516106Beijing Science and Technology Commission D181100000118006Capital Health Research and Development of Special 2016-2-2094
6 · The paper itself

Abstract

objectiveIgA nephropathy (IgAN) and IgA vasculitis with nephritis (IgAV-N) are related diseases. Galactose-deficient IgA1 (Gd-IgA1) plays an important role in the pathology of IgAV-N and IgAN, so we aim to compare the serum levels of Gd-IgA1 in Chinese pediatric patients with IgAN, IgAV-N, and IgAV.

methodsWe retrospectively enrolled 52 patients with IgAN, 57 patients with IgAV-N, 26 patients with IgAV, and 40 healthy children. The serum levels of Gd-IgA1 were measured at the time of biopsy using a lectin-based ELISA method.

resultsGd-IgA1 levels in IgAV-N patients and IgAN patients were higher than in healthy controls (303.94 ± 39.37 U/ml, 314.91 ± 47.79 U/ml vs. 273.57 ± 48.29 U/ml, P < 0.001), and Gd-IgA1 levels in IgAV-N patients were higher than in IgAV patients (303.94 ± 39/ml vs. 286. 21 ± 38.81 U/ml, P = 0.059), but the latter result is not statistically significant. The Gd-IgA1 levels in IgAV patients were comparable with those in healthy controls (286.21 ± 38.81 U/ml vs. 273.57 ± 48.29 U/ml, P = 0.267). Among the four groups, we did not observe significant correlations of Gd-IgA1 levels with eGFR, proteinuria, or the MEST-C score.

conclusionSerum Gd-IgA1 maybe involved in the pathogenesis of the IgAV-N and IgAN. However, we found no statistically significant correlation between Gd-IgA1 levels and clinical and pathological features.

Indexed as

AdolescentCase-Control StudiesChildChild, PreschoolChinaFemaleGlomerulonephritis, IGAHumansIgA VasculitisMaleNephritisSteroidsSteroidsIgA nephropathyImmunoglobulin A vasculitisImmunoglobulin A vasculitis nephritisSerum galactose-deficient IgA1

Identifiers

PMID32935202
OpenAlexW3085504674

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.