Evidence map›Paper›PMID 32215825›Full record

ArticleJournal of assisted reproduction and genetics2020

The role and mechanism of asymmetric dimethylarginine in fetal growth restriction via interference with endothelial function and angiogenesis.

Yan Dai, Jun Zhang, Rong Liu, Na Xu, Song-Biao Yan, Yi Chen, Tian-He Li

Open access · greenAbstract read
In one paragraph

Article in Journal of assisted reproduction and genetics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.7field-weighted citation impact, top 25% 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

7 citing papers in PubMed, 10 citations in OpenAlex.

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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

7 authors at 2 institutions in 1 country.

Yan DaiBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China.
Jun ZhangBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China.
Rong LiuBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China.
Na XuBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China.
Song-Biao YanBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China.
Yi ChenBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China. bjfcyycy@sina.com.
Tian-He LiBeijing Obstetrics and Gynecology Hospital, Capital Medical University, 251# Yao Jia Yuan Road, Chao Yang District, Beijing, 100026, China. litianhe19890216@163.com.
Capital Medical University · CNBeijing Obstetrics and Gynecology Hospital · CN

Funding

National Natural Science Foundation of China 81571130090
6 · The paper itself

Abstract

purposeFetal growth restriction (FGR) is a high-risk pregnancy, and placental dysfunction is the main cause of FGR. The upregulation of asymmetric dimethylarginine (ADMA) is linked to FGR pathology, but the mechanism needs to be investigated.

methodsThe levels of ADMA and other related molecules were measured in human biological samples. We further used human umbilical vein endothelial cells (HUVECs) to reveal the mechanism of ADMA-induced FGR in vitro.

resultsCompared with the control group, FGR patients had higher placental resistance, and ADMA levels were increased in the maternal blood, cord blood, and placenta; additionally, nitric oxide (NO) production decreased, accompanied by a decreased expression of endogenous NO synthase (eNOS). The expression of vascular growth factor (VEGF) and placental growth factor (PLGF) in the maternal blood during the third trimester and umbilical cord of the FGR group was lower than the control group. The PLGF levels in the placentas of the FGR group were also reduced, while the expression of soluble fms-like tyrosine kinase-1 (sFlt-1) increased. In in vitro cell experiments, NO production was obviously lower when the cells were exposed to 100 μM of ADMA, with no difference in eNOS expression. There was a dose-dependent decrease in PLGF expression with increasing doses of ADMA, and the levels of sFlt-1 increased. Moreover, we confirmed that tube formation in HUVECs was lower after ADMA treatment compared with the control group.

conclusionThe accumulation of ADMA during pregnancy has an adverse effect on fetal development via interference with placental endothelial function and angiogenesis.

Indexed as

ArginineFemaleFetal BloodFetal Growth RetardationHumansHuman Umbilical Vein Endothelial CellsNeovascularization, PhysiologicNitric OxideNitric Oxide Synthase Type IIIPlacentaPlacenta Growth FactorPregnancyPregnancy, High-RiskVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-1ArgininedimethylarginineFLT1 protein, humanNitric OxideNitric Oxide Synthase Type IIINOS3 protein, humanPGF protein, humanPlacenta Growth FactorVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-1VEGFA protein, humanAngiogenesisAsymmetric dimethylarginineEndothelial functionFetal growth restrictionNitric oxide

Identifiers

PMID32215825
PMCPMC7244673
OpenAlexW3013235199

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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.