Evidence map›Paper›PMID 35811338›Full record

ArticleCell proliferation2022

Administration of nicotinamide mononucleotide improves oocyte quality of obese mice.

Luyao Wang, Yurong Chen, Jiarui Wei, Fucheng Guo, Leyi Li, Zhen Han, Zhengzhu Wang, Haibo Zhu, Xiaoling Zhang, Ziyi Li and 1 more

Open access · goldAbstract read
In one paragraph

Article in Cell proliferation, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 2 pooled it
17.5field-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

30 citing papers in PubMed, 2 syntheses or guidelines pooled it, 49 citations in OpenAlex.

  1. Pooled it
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  4. Review
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  11. Article
  12. The effect of chronic inflammation on female fertility.Reproduction (Cambridge, England) · 2025
    Review
  13. Review
  14. Article
  15. Article
  16. Article
  17. The NADJournal of assisted reproduction and genetics · 2024
    Article
  18. Article
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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

11 authors at 1 institution in 2 countries.

Luyao WangKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Yurong ChenKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Jiarui WeiKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Fucheng GuoKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Leyi LiKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Zhen HanKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Zhengzhu WangKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.ORCID https://orcid.org/0000-0003-0842-9074
Haibo ZhuCenter of Reproductive Medicine & Center of Prenatal Diagnosis, First Hospital, Jilin University, Changchun, China.
Xiaoling ZhangKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.
Ziyi LiKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.ORCID https://orcid.org/0000-0001-8815-5696
Xiangpeng DaiKey Laboratory of Organ Regeneration and Transplantation of Ministry of Education, First Hospital, Jilin University, Changchun, China.ORCID https://orcid.org/0000-0003-4252-3195
Jilin University · CN

Funding

National Natural Science Foundation of China 81972558Natural Science Foundation of Jilin Province 20200201367JCNatural Science Foundation of Jilin Province 20200201473JCNatural Science Foundation of Jilin Province 20210204165YY
6 · The paper itself

Abstract

objectivesObesity has become a common health concern around the world. Maternal obesity could cause poor reproductive outcomes due to chronic ovarian inflammation and decreased oocyte quality. However, the strategies to improve the poor reproductive outcomes of obese females have not been fully studied. In this study, we aimed to explore the effects and underlying mechanisms of nicotinamide mononucleotide (NMN) on oocyte quality and reproductive performance of obese mice. MATERIALS AND

methodsThe obese mouse model was established by feeding high-fat diet which was confirmed by body weight record, fasting blood glucose test and oral glucose tolerance test. The expression of ovary development related genes and inflammation related genes, including Lhx8, Bmp4, Adgre1, Ccl2, TNF-α, Gal-3, Clec10a and IL-10 in ovaries and the expression of Bax and Sod1 in oocytes were detected using quantitative reverse transcription PCR (RT-qPCR). The adipose size of abdominal fat tissue was determined with haematoxylin and eosin (H&E) staining. Immunofluorescence staining was performed to measure the ROS level, spindle/chromosome structure, mitochondrial function, actin dynamics and DNA damage of oocytes.

resultsThe administration of NMN restored ovarian weight and reduced the adipose size of abdominal fat tissue and ovarian inflammation in high fat diet (HFD) mice. Furthermore, NMN treatment improved the oocytes quality partially by restoring the mitochondrial function and actin dynamics, reducing meiotic defects, DNA damage and ROS level and lipid droplet distribution of oocytes in HFD mice. On the long-term effect, NMN restored offspring body weight of HFD mice.

conclusionNMN could improve the oocyte quality of HFD-induced obese mice.

Indexed as

ActinsNicotinamide MononucleotideAnimalsDiet, High-FatFemaleHumansInflammationMiceMice, Inbred C57BLMice, ObeseObesityOocytesPregnancyReactive Oxygen SpeciesActinsNicotinamide MononucleotideReactive Oxygen Species

Identifiers

PMID35811338
PMCPMC9628229
OpenAlexW4285009478

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.