Evidence map›Paper›PMID 24383959›Full record

ArticleBMC genomics2014

Specific gene-regulation networks during the pre-implantation development of the pig embryo as revealed by deep sequencing.

Suying Cao, Jianyong Han, Jun Wu, Qiuyan Li, Shichao Liu, Wei Zhang, Yangli Pei, Xiaoan Ruan, Zhonghua Liu, Xumin Wang and 2 more

Abstract read
In one paragraph

Article in BMC genomics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 76 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed, 1 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

76 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  7. Tracing and Capturing the Epiblast Pluripotency of Sheep Preimplantation Embryos.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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16 more citing papers are in PubMed but not listed here.

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

12 authors.

Suying Cao
Jianyong HanState Key Laboratories for Agrobiotechnology, College of Biological Sciences, China Agricultural University, Beijing, China. hanjy@cau.edu.cn.
Jun Wu
Qiuyan Li
Shichao Liu
Wei Zhang
Yangli Pei
Xiaoan Ruan
Zhonghua Liu
Xumin Wang
Bing Lim
Ning Li

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBecause few studies exist to describe the unique molecular network regulation behind pig pre-implantation embryonic development (PED), genetic engineering in the pig embryo is limited. Also, this lack of research has hindered derivation and application of porcine embryonic stem cells and porcine induced pluripotent stem cells (iPSCs).

resultsWe identified and analyzed the genome wide transcriptomes of pig in vivo-derived and somatic cell nuclear transferred (SCNT) as well as mouse in vivo-derived pre-implantation embryos at different stages using mRNA deep sequencing. Comparison of the pig embryonic transcriptomes with those of mouse and human pre-implantation embryos revealed unique gene expression patterns during pig PED. Pig zygotic genome activation was confirmed to occur at the 4-cell stage via genome-wide gene expression analysis. This activation was delayed to the 8-cell stage in SCNT embryos. Specific gene expression analysis of the putative inner cell mass (ICM) and the trophectoderm (TE) revealed that pig and mouse pre-implantation embryos share regulatory networks during the first lineage segregation and primitive endoderm differentiation, but not during ectoderm commitment. Also, fatty acid metabolism appears to be a unique characteristic of pig pre-implantation embryonic development. In addition, the global gene expression patterns in the pig SCNT embryos were different from those in in vivo-derived pig embryos.

conclusionsOur results provide a resource for pluripotent stem cell engineering and for understanding pig development.

Indexed as

High-Throughput Nucleotide SequencingAnimalsBiomarkersBlastocystEctodermEmbryo, MammalianEmbryonic DevelopmentFatty AcidsFemaleGene Expression ProfilingGene Regulatory NetworksGenetic EngineeringGenetic LinkageGenomeMiceMice, Inbred C57BLBiomarkersFatty AcidsRNA, Messenger

Identifiers

PMID24383959
PMCPMC3925986

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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.