Evidence map›Paper›PMID 26290441›Full record

ArticleBMC genomics2015

Male and female mice show significant differences in hepatic transcriptomic response to 2,3,7,8-tetrachlorodibenzo-p-dioxin.

Jamie Lee, Stephenie D Prokopec, John D Watson, Ren X Sun, Raimo Pohjanvirta, Paul C Boutros

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.3field-weighted citation impact, top 13% 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

36 citing papers in PubMed, 51 citations in OpenAlex.

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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 3 institutions in 2 countries.

Jamie LeeInformatics and Bio-computing Program, Ontario Institute for Cancer Research, Toronto, Canada. jamieee9166@gmail.com.
Stephenie D ProkopecInformatics and Bio-computing Program, Ontario Institute for Cancer Research, Toronto, Canada. Stephenie.Prokopec@oicr.on.ca.
John D WatsonInformatics and Bio-computing Program, Ontario Institute for Cancer Research, Toronto, Canada. John.Watson@oicr.on.ca.
Ren X SunInformatics and Bio-computing Program, Ontario Institute for Cancer Research, Toronto, Canada. Ren.Sun@oicr.on.ca.
Raimo PohjanvirtaDepartment of Food Hygiene and Environmental Health, University of Helsinki, Helsinki, Finland. raimo.pohjanvirta@helsinki.fi.
Paul C BoutrosInformatics and Bio-computing Program, Ontario Institute for Cancer Research, Toronto, Canada. Paul.Boutros@oicr.on.ca.
Ontario Institute for Cancer Research · CAUniversity of Helsinki · FIUniversity of Toronto · CA

Funding

Canadian Institutes of Health Research MOP-57903
6 · The paper itself

Abstract

background2,3,7,8-tetrachlorodibenzo-p-dixion (TCDD) is the most potent of the dioxin congeners, capable of causing a wide range of toxic effects across numerous animal models. Previous studies have demonstrated that males and females of the same species can display divergent sensitivity phenotypes to TCDD toxicities. Although it is now clear that most TCDD-induced toxic outcomes are mediated by the aryl hydrocarbon receptor (AHR), the mechanism of differential responses to TCDD exposure between sexes remains largely unknown. To investigate the differential sensitivities in male and female mice, we profiled the hepatic transcriptomic responses 4 days following exposure to various amounts of TCDD (125, 250, 500 or 1000 μg/kg) in adult male and female C57BL/6Kuo mice.

resultsSeveral key findings were revealed by our study. 1) Hepatic transcriptomes varied significantly between the sexes at all doses examined. 2) The liver transcriptome of males was more dysregulated by TCDD than that of females. 3) The alteration of "AHR-core" genes was consistent in magnitude, regardless of sex. 4) A subset of genes demonstrated sex-dependent TCDD-induced transcriptional changes, including Fmo3 and Nr1i3, which were significantly induced in livers of male mice only. In addition, a meta-analysis was performed to contrast transcriptomic profiles of various organisms and tissues following exposure to equitoxic doses of TCDD. Minimal overlap was observed in the differences between TCDD-sensitive or TCDD-resistant models.

conclusionsSex-dependent sensitivities to TCDD exposure are associated with a set of sex-specific TCDD-responsive genes. In addition, complex interactions between the aryl hydrocarbon and sex hormone receptors may affect the observable differences in sensitivity phenotypes between the sexes. Further work is necessary to better understand the roles of those genes altered by TCDD in a sex-dependent manner, and their association with changes to sex hormones and receptors.

Indexed as

AnimalsConstitutive Androstane ReceptorFemaleGene Expression ProfilingGene Expression RegulationLiverMaleMicePolychlorinated DibenzodioxinsReceptors, Cytoplasmic and NuclearSex FactorsTranscriptomeConstitutive Androstane ReceptorNr1i3 protein, mousePolychlorinated DibenzodioxinsReceptors, Cytoplasmic and Nuclear

Identifiers

PMID26290441
PMCPMC4546048
OpenAlexW2154457718

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.