Evidence map›Paper›PMID 29324654›Full record

SynthesisNutrients2018

Zinc Status and Autoimmunity: A Systematic Review and Meta-Analysis.

Alessandro Sanna, Davide Firinu, Patrizia Zavattari, Paolo Valera

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Nutrients, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 4 pooled it
9.2field-weighted citation impact, top 1% 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

75 citing papers in PubMed, 4 syntheses or guidelines pooled it, 193 citations in OpenAlex.

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  9. ZIP3 is essential for the encephalitogenic function of pTh17 cells by regulating intracellular zinc levels.Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2026
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15 more citing papers are in PubMed but not listed here.

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 at 1 institution in 1 country.

Alessandro SannaDepartment of Civil, Environmental Engineering and Architecture, University of Cagliari, 09123 Cagliari, Italy. alesanna@unica.it.ORCID 0000-0001-5663-4254
Davide FirinuDepartment of Medical Sciences and Public Health, Monserrato Campus, University of Cagliari, 09042 Monserrato, Italy. davidefirinu@yahoo.it.
Patrizia ZavattariUnit of Biology and Genetics, Department of Biomedical Sciences, University of Cagliari, 09042 Monserrato, Italy. pzavattari@unica.it.ORCID 0000-0002-0481-092X
Paolo ValeraDepartment of Civil, Environmental Engineering and Architecture, University of Cagliari, 09123 Cagliari, Italy. pvalera@unica.it.ORCID 0000-0002-6812-5921
University of Cagliari · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Zinc is an essential trace element for living organisms and their biological processes. Zinc plays a key role in more than 300 enzymes and it is involved in cell communication, proliferation, differentiation and survival. Zinc plays also a role in regulating the immune system with implications in pathologies where zinc deficiency and inflammation are observed. In order to examine the experimental evidence reported in the literature regarding zinc levels in the body of patients with autoimmune disorders compared to control individuals, a systematic review and meta-analysis were performed. From 26,095 articles identified by literature search, only 179 of them were considered potentially relevant for our study and then examined. Of the 179 articles, only 62 satisfied the inclusion criteria. Particularly for Fixed Model, Zn concentration in both serum (mean effect = -1.19; confidence interval: -1.26 to -1.11) and plasma (mean effect = -3.97; confidence interval: -4.08 to -3.87) samples of autoimmune disease patients was significantly lower than in controls. The data presented in our work, although very heterogeneous in the manner of collecting and investigating samples, have proved to be extremely consistent in witnessing a deficiency of zinc in serum and plasma of patients compared to controls.

Indexed as

AutoimmunityAutoimmune DiseasesDeficiency DiseasesHumansRisk FactorsZincZincautoimmunitymeta-analysismultiple sclerosisrheumatoid arthritistype 1 diabeteszinc

Identifiers

PMID29324654
PMCPMC5793296
OpenAlexW2783269350

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.