Evidence map›Paper›PMID 29620249›Full record

ArticleInternational journal of molecular medicine2018

Generation of haploid spermatids from chicken embryonal primordial germ cells.

Meng Ji, Shuang Tang, Wenhua Pei, Mingming Ning, Yuehui Ma, Xiangchen Li, Weijun Guan

Abstract read
In one paragraph

Article in International journal of molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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

2 citing papers in PubMed.

  1. Review
  2. 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

7 authors.

Meng JiInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.
Shuang TangLiaoning Provincial Key Laboratory for Agricultural Biotechnology, College of Biological Science and Technology, Shenyang Agricultural University, Shenyang, Liaoning 110866, P.R. China.
Wenhua PeiInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.
Mingming NingInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.
Yuehui MaInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.
Xiangchen LiInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.
Weijun GuanInstitute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P.R. China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In vitro production of functional spermatids has special significance in the research of spermatogenesis and the treatment of male infertility. Primordial germ cells (PGCs) are the precursors of oocyte and sperm, which generate the totipotent cells. Studies have shown that PGCs have the potential ability to develop meiotic spermatids in vitro. Here we have shown that retinoic acid (RA) leads to PGC differentiation, and SCF can improve the efficiency of induction. We indicate an efficient approach to produce haploid spermatids from chicken PGCs in the presence of RA and stem cell factor (SCF). Real-time RT-PCR assays showed that RA and SCF induced a remarkable increase in expression of SYCP1, ACR, BOULE and DCM1 of meiotic germ cells and haploid germ cells, respectively. DNA content assays revealed that RA and SCF induced a remarkable increase of haploid cells. This study provides a theoretical basis and a great animal model for spermatogenesis study.

Indexed as

HaploidyAnimalsBiomarkersCell ShapeChick EmbryoDNAFemaleGene Expression Regulation, DevelopmentalMaleMeiosisRNA, MessengerSpermatidsStem Cell FactorTretinoinBiomarkersDNARNA, MessengerStem Cell FactorTretinoin

Identifiers

PMID29620249
PMCPMC5979930

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.