Evidence map›Paper›PMID 29131441›Full record

ArticleAmerican journal of reproductive immunology (New York, N.Y. : 1989)2018

Genetic and epigenetic regulation of major histocompatibility complex class I gene expression in bovine trophoblast cells.

Bi Shi, Aaron J Thomas, Abby D Benninghoff, Benjamin R Sessions, Qinggang Meng, Parveen Parasar, Heloisa M Rutigliano, Kenneth L White, Christopher J Davies

Open access · hybridAbstract read
In one paragraph

Article in American journal of reproductive immunology (New York, N.Y. : 1989), 2018. 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
1.1field-weighted citation impact, top 23% 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, 19 citations in OpenAlex.

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  6. DNA methylation studies in cattle.Journal of applied genetics · 2021
    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

9 authors at 1 institution in 1 country.

Bi ShiDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.
Aaron J ThomasDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.
Abby D BenninghoffDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.ORCID http://orcid.org/0000-0002-7993-0117
Benjamin R SessionsDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.
Qinggang MengDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.
Parveen ParasarDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.ORCID http://orcid.org/0000-0002-5967-3758
Heloisa M RutiglianoDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.
Kenneth L WhiteDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.ORCID http://orcid.org/0000-0003-0368-886X
Christopher J DaviesDepartment of Animal, Dairy and Veterinary Sciences, Utah State University, Logan, UT, USA.ORCID http://orcid.org/0000-0001-5673-3164
Utah State University · US

Funding

Trophoblast MHC-I: Trigger for Immune-Mediated Rejection of Cloned Bovine FetusesR01HD055502 · NICHD · UTAH STATE UNIVERSITY · PI DAVIES, CHRISTOPHER JOSEPH, WHITE, KENNETH L · 2008 to 2011
$1.2M
NICHD NIH HHS R01 HD055502
6 · The paper itself

Abstract

problemThe regulatory mechanisms governing differential expression of classical major histocompatibility complex (MHC) class I (MHC-Ia) and non-classical MHC class I (MHC-Ib) genes are poorly understood. METHOD OF STUDY: Quantitative reverse transcription- polymerase chain reaction (PCR) was used to compare the abundance of MHC-I transcripts and related transcription factors in peripheral blood mononuclear cells (PBMC) and placental trophoblast cells (PTC). Methylation of MHC-I CpG islands was detected by bisulfite treatment and next-generation sequencing. Demethylation of PBMC and PTC with 5'-aza-deoxycytidine was used to assess the role of methylation in gene regulation.

resultsMHC-I expression was higher in PBMC than PTC and was correlated with expression of IRF1, class II MHC transactivator (CIITA), and STAT1. The MHC-Ia genes and BoLA-NC1 were devoid of CpG methylation in PBMC and PTC. In contrast, CpG sites in the gene body of BoLA-NC2, -NC3, and -NC4 were highly methylated in PBMC but largely unmethylated in normal PTC and moderately methylated in somatic cell nuclear transfer PTC. In PBMC, demethylation resulted in upregulation of MHC-Ib by 2.8- to 6-fold, whereas MHC-Ia transcripts were elevated less than 2-fold.

conclusionDNA methylation regulates bovine MHC-Ib expression and is likely responsible for the different relative levels of MHC-Ib to MHC-Ia transcripts in PBMC and PTC.

Indexed as

CattleAnimalsCells, CulturedCpG IslandsDNA MethylationEpigenesis, GeneticFemaleGene Expression RegulationHistocompatibility Antigens Class IInterferon Regulatory Factor-1Leukocytes, MononuclearPlacentaPregnancySTAT1 Transcription FactorTrophoblastsHistocompatibility Antigens Class IInterferon Regulatory Factor-1STAT1 Transcription FactorbovineDNA methylationnon-classical MHC-Itranscription

Identifiers

PMID29131441
PMCPMC5728445
OpenAlexW2767520660

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.