Evidence map›Paper›PMID 26537450›Full record

ArticleScientific reports2015

Folic acid protects against arsenic-mediated embryo toxicity by up-regulating the expression of Dvr1.

Yan Ma, Chen Zhang, Xiao-Bo Gao, Hai-Yan Luo, Yang Chen, Hui-hua Li, Xu Ma, Cai-Ling Lu

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.6field-weighted citation impact, top 12% 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

16 citing papers in PubMed, 34 citations in OpenAlex.

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  15. Zebrafish in Toxicology and Environmental Health.Current topics in developmental biology · 2017
    Review
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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

8 authors at 4 institutions in 1 country.

Yan MaGraduate School of Peking Union Medical College, Beijing, China.
Chen ZhangGraduate School of Peking Union Medical College, Beijing, China.
Xiao-Bo GaoGraduate School of Peking Union Medical College, Beijing, China.
Hai-Yan LuoDepartment of Genetics, National Research Institute for Family Planning, Beijing, China.
Yang ChenMOE Key Laboratory of Bioinformatics, TNLIST Bioinformatics Division &Center for Synthetic and Systems Biology, Tsinghua University, Beijing, China.
Hui-hua LiDepartment of Nutrition and Food Hygiene, School of Public Health, Dalian Medical University, Dalian, China.
Xu MaGraduate School of Peking Union Medical College, Beijing, China.
Cai-Ling LuGraduate School of Peking Union Medical College, Beijing, China.
Peking Union Medical College Hospital · CNChinese Academy of Medical Sciences & Peking Union Medical College · CNDalian Medical University · CNTsinghua University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As a nutritional factor, folic acid can prevent cardiac and neural defects during embryo development. Our previous study showed that arsenic impairs embryo development by down-regulating Dvr1/GDF1 expression in zebrafish. Here, we investigated whether folic acid could protect against arsenic-mediated embryo toxicity. We found that folic acid supplementation increases hatching and survival rates, decreases malformation rate and ameliorates abnormal cardiac and neural development of zebrafish embryos exposed to arsenite. Both real-time PCR analysis and whole in-mount hybridization showed that folic acid significantly rescued the decrease in Dvr1 expression caused by arsenite. Subsequently, our data demonstrated that arsenite significantly decreased cell viability and GDF1 mRNA and protein levels in HEK293ET cells, while folic acid reversed these effects. Folic acid attenuated the increase in subcellular reactive oxygen species (ROS) levels and oxidative adaptor p66Shc protein expression in parallel with the changes in GDF1 expression and cell viability. P66Shc knockdown significantly inhibited the production of ROS and the down-regulation of GDF1 induced by arsenite. Our data demonstrated that folic acid supplementation protected against arsenic-mediated embryo toxicity by up-regulating the expression of Dvr1/GDF1, and folic acid enhanced the expression of GDF1 by decreasing p66Shc expression and subcellular ROS levels.

Indexed as

AnimalsArsenicArsenitesCell SurvivalDown-RegulationEmbryonic DevelopmentFolic AcidOxidative StressReactive Oxygen SpeciesTransforming Growth Factor betaUp-RegulationZebrafishZebrafish ProteinsArsenicarseniteArsenitesFolic AcidGdf3 protein, zebrafishReactive Oxygen SpeciesTransforming Growth Factor betaZebrafish Proteins

Identifiers

PMID26537450
PMCPMC4633590
OpenAlexW2402318285

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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.