Evidence map›Paper›PMID 30897192›Full record

ArticleJornal brasileiro de nefrologia

Zinc alpha 2 glycoprotein as an early biomarker of diabetic nephropathy in patients with type 2 diabetes mellitus.

Mohamed Elsheikh, Khaled A Elhefnawy, George Emad, Mabrouk Ismail, Maher Borai

Erratum issuedOpen access · diamondAbstract readComparative Study
In one paragraph

Article in Jornal brasileiro de nefrologia. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
1.5field-weighted citation impact, top 20% 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

8 citing papers in PubMed, 1 synthesis or guideline pooled it, 18 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Review
  5. Article
  6. Article
  7. Review
  8. Serum Zinc-International journal of endocrinology · 2020
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Mohamed ElsheikhFaculty of Medicine, Internal Medicine Department, Zagazig University, Egypt.
Khaled A ElhefnawyFaculty of Medicine, Internal Medicine Department, Zagazig University, Egypt.ORCID https://orcid.org/0000-0002-2024-5449
George EmadFaculty of Medicine, Internal Medicine Department, Zagazig University, Egypt.
Mabrouk IsmailFaculty of Medicine, Internal Medicine Department, Zagazig University, Egypt.
Maher BoraiFaculty of Medicine, Clinical Pathology Department, Zagazig University, Egypt.
Zagazig University · EG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionAlthough microalbuminuria remains the gold standard for early detection of diabetic nephropathy (DN), it is not a sufficiently accurate predictor of DN risk. Thus, new biomarkers that would help to predict DN risk earlier and possibly prevent the occurrence of end-stage kidney disease are being investigated.

objectiveTo investigate the role of zinc-alpha-2-glycoprotein (ZAG) as an early marker of DN in type 2 diabetic (T2DM) patients.

methods88 persons were included and classified into 4 groups: Control group (group I), composed of normal healthy volunteers, and three patient groups with type 2 diabetes mellitus divided into: normo-albuminuria group (group II), subdivided into normal eGFR subgroup and increased eGFR subgroup > 120 mL/min/1.73m2), microalbuminuria group (group III), and macroalbuminuria group (group IV). All subjects were submitted to urine analysis, blood glucose levels, HbA1c, liver function tests, serum creatinine, uric acid, lipid profile and calculation of eGFR, urinary albumin creatinine ratio (UACR), and measurement of urinary and serum ZAG.

resultsThe levels of serum and urine ZAG were higher in patients with T2DM compared to control subjects and a statistically significant difference among studied groups regarding serum and urinary ZAG was found. Urine ZAG levels were positively correlated with UACR. Both ZAG levels were negatively correlated with eGFR. Urine ZAG levels in the eGFR ˃ 120 mL/min/1.73m2 subgroup were higher than that in the normal eGFR subgroup.

conclusionThese findings suggest that urine and serum ZAG might be useful as early biomarkers for detection of DN in T2DM patients, detectable earlier than microalbuminuria.

Indexed as

AdultAlbuminuriaBiomarkersCase-Control StudiesCreatinineDiabetes Mellitus, Type 2Diabetic NephropathiesEarly DiagnosisFemaleGlomerular Filtration RateHumansKidney Failure, ChronicMaleMiddle AgedPredictive Value of TestsRisk AssessmentBiomarkersCreatinineSeminal Plasma ProteinsZn-Alpha-2-Glycoprotein

Identifiers

PMID30897192
PMCPMC6979576
OpenAlexW2922049999

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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.