Evidence map›Paper›PMID 23384108›Full record

ArticleReproductive biology and endocrinology : RB&E2013

Differential neutrophil gene expression in early bovine pregnancy.

Keiichiro Kizaki, Ayumi Shichijo-Kizaki, Tadashi Furusawa, Toru Takahashi, Misa Hosoe, Kazuyoshi Hashizume

Open access · goldAbstract read
In one paragraph

Article in Reproductive biology and endocrinology : RB&E, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
11.7field-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

29 citing papers in PubMed, 105 citations in OpenAlex.

  1. Review
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  4. Chronological profiling of early pregnancy transcripts in Murrah buffaloes.Veterinary research forum : an international quarterly journal · 2026
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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

6 authors at 2 institutions in 1 country.

Keiichiro KizakiDepartment of Veterinary Medicine, Iwate University, Morioka, Iwate, Japan.
Ayumi Shichijo-Kizaki
Tadashi Furusawa
Toru Takahashi
Misa Hosoe
Kazuyoshi Hashizume
Institute of Agrobiological Sciences · JPIwate University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn food production animals, especially cattle, the diagnosis of gestation is important because the timing of gestation directly affects the running of farms. Various methods have been used to detect gestation, but none of them are ideal because of problems with the timing of detection or the accuracy, simplicity, or cost of the method. A new method for detecting gestation, which involves assessing interferon-tau (IFNT)-stimulated gene expression in peripheral blood leukocytes (PBL), was recently proposed. PBL fractionation methods were used to examine whether the expression profiles of various PBL populations could be used as reliable diagnostic markers of bovine gestation.

methodsPBL were collected on days 0 (just before artificial insemination), 7, 14, 17, 21, and 28 of gestation. The gene expression levels of the PBL were assessed with microarray analysis and/or quantitative real-time reverse transcription (q) PCR. PBL fractions were collected by flow cytometry or density gradient cell separation using Histopaque 1083 or Ficoll-Conray solutions. The expression levels of four IFNT-stimulated genes, interferon-stimulated protein 15 kDa (ISG15), myxovirus-resistance (MX) 1 and 2, and 2'-5'-oligoadenylate synthetase (OAS1), were then analyzed in each fraction through day 28 of gestation using qPCR.

resultsMicroarray analysis detected 72 and 28 genes in whole PBL that were significantly higher on days 14 and 21 of gestation, respectively, than on day 0. The upregulated genes included IFNT-stimulated genes. The expression levels of these genes increased with the progression of gestation until day 21. In flow cytometry experiments, on day 14 the expression levels of all of the genes were significantly higher in the granulocyte fraction than in the other fractions. Their expression gradually decreased through day 28 of gestation. Strong correlations were observed between the expression levels of the four genes in the granulocyte fractions obtained with flow cytometry and with density gradient separation.

conclusionsThe expression profiles of ISG15, MX1, MX2, and OAS1 could be a useful diagnostic biomarker of bovine gestation. Assessing the expression levels of these genes in a granulocyte fraction obtained with density gradient separation is a practical way of detecting gestation in cows within three weeks of insemination.

Indexed as

Gene Expression Profiling2',5'-Oligoadenylate SynthetaseAnimalsCattleFemaleGene ExpressionGestational AgeGTP-Binding ProteinsInsemination, ArtificialInterferon Type IMaleMyxovirus Resistance ProteinsNeutrophilsOligonucleotide Array Sequence AnalysisPregnancyPregnancy, Animal2',5'-Oligoadenylate SynthetaseGTP-Binding Proteinsinterferon tauInterferon Type IMyxovirus Resistance ProteinsPregnancy ProteinsUbiquitins

Identifiers

PMID23384108
PMCPMC3570308
OpenAlexW2110518668

What OpenQuestion holds

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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.