Evidence map›Paper›PMID 32621275›Full record

ArticleEnvironmental geochemistry and health2020

Aluminum and magnesium status during pregnancy and placenta oxidative stress and inflammatory mRNA expression: China Ma'anshan birth cohort study.

Jian-Qing Wang, Ya-Bin Hu, Chun-Mei Liang, Xun Xia, Zhi-Juan Li, Hui Gao, Jie Sheng, Kun Huang, Su-Fang Wang, Yan Li and 3 more

Abstract read
PubMed Publisher
In one paragraph

Article in Environmental geochemistry and health, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 2 pooled it
–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

4 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Evaluation of Fetal Exposures to Metals and Metalloids through Meconium Analyses: A Review.International journal of environmental research and public health · 2021
    Pooled it
  3. Article
  4. Article
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

13 authors.

Jian-Qing WangDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Ya-Bin HuDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Chun-Mei LiangDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Xun XiaDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Zhi-Juan LiDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Hui GaoDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Jie ShengDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Kun HuangDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Su-Fang WangDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Yan LiThe Fourth Affiliated Hospital, Anhui Medical University, Hefei, Anhui, China.
Peng ZhuDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Jia-Hu HaoDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
Fang-Biao TaoDepartment of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China. fbtao@126.com.

Funding

China Postdoctoral Science Foundation funded project 2016M592041National Natural Science Foundation of China 81872630National Natural Science Foundation of China (CN) 81330068Postdoctoral Science Foundation funded project of Anhui Province 2016B114
6 · The paper itself

Abstract

The aim of this study was to explore the impact of prenatal Al and Mg on placental oxidative stress and inflammatory mRNA expression. A total of 2519 pregnant women from the China Ma'anshan birth cohort participated in this study. Al and Mg levels were measured by inductively coupled plasma mass spectrometry (ICP-MS). Placental stress and inflammatory mRNA expression were assessed by RT-PCR. The median Al levels in the first and second trimesters of pregnancy and in cord blood were higher than the corresponding median Mg levels. Predictors of lower Al and Mg levels included Han ethnicity and high education according to a mixed linear model. Multiple linear regression analysis revealed that Al and Al/Mg levels had a positive association with inflammatory mRNA expression and placental oxidative stress in the second trimester of pregnancy. A negative association existed between Al and Al/Mg levels and inflammatory mRNA expression and placenta oxidative stress in the cord blood, with the exception of IL-1β expression. In conclusion, prenatal Al and Mg status was associated with placental oxidative stress and inflammatory mRNA expression. More preclinical studies are needed to confirm the relevant mechanism.

Indexed as

Oxidative StressAdultAluminumChinaCohort StudiesEnvironmental ExposureEnvironmental PollutantsFemaleFetal BloodGene Expression Regulation, DevelopmentalHumansInflammationLife StyleMagnesiumPlacentaPregnancyAluminumEnvironmental PollutantsMagnesiumRNA, MessengerICP-MSInflammation mRNA expressionOxidative stressRT-PCR

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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.