Evidence map›Paper›PMID 20870570›Full record

ArticleEnvironmental health perspectives2011

Disruption of thyroid hormone receptor-mediated transcription and thyroid hormone-induced Purkinje cell dendrite arborization by polybrominated diphenyl ethers.

Kingsley Ibhazehiebo, Toshiharu Iwasaki, Junko Kimura-Kuroda, Wataru Miyazaki, Noriaki Shimokawa, Noriyuki Koibuchi

Open access · diamondAbstract read
In one paragraph

Article in Environmental health perspectives, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
7.8field-weighted citation impact, top 2% 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

46 citing papers in PubMed, 129 citations in OpenAlex.

  1. Review
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  4. Toxic Effects and Mechanisms of Polybrominated Diphenyl Ethers.International journal of molecular sciences · 2023
    Review
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  12. iScience · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Kingsley IbhazehieboDepartment of Integrative Physiology, Gunma University Graduate School of Medicine, Maebashi, Japan.
Toshiharu Iwasaki
Junko Kimura-Kuroda
Wataru Miyazaki
Noriaki Shimokawa
Noriyuki Koibuchi
Gunma University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPolybrominated diphenyl ethers (PBDEs) have been used as flame retardants and are becoming a ubiquitous environmental contaminant. Adverse effects in the developing brain are of great health concern.

objectiveWe investigated the effect of PBDEs/hydroxylated PBDEs (OH-PBDEs) on thyroid hormone (TH) receptor (TR)-mediated transcription and on TH-induced dendrite arborization of cerebellar Purkinje cells.

methodsWe examined the effect of PBDEs/OH-PBDEs on TR action using a transient transfection-based reporter gene assay. TR-cofactor binding was studied by the mammalian two-hybrid assay, and TR-DNA [TH response element (TRE)] binding was examined by the liquid chemiluminescent DNA pull-down assay. Chimeric receptors generated from TR and glucocorticoid receptor (GR) were used to identify the functional domain of TR responsible for PBDE action. The change in dendrite arborization of the Purkinje cell in primary culture of newborn rat cerebellum was also examined.

resultsSeveral PBDE congeners suppressed TR-mediated transcription. The magnitude of suppression correlated with that of TR-TRE dissociation. PBDEs suppressed transcription of chimeric receptors containing the TR DNA binding domain (TR-DBD). We observed no such suppression with chimeras containing GR-DBD. In the cerebellar culture, PBDE significantly suppressed TH-induced Purkinje cell dendrite arborization.

conclusionsSeveral PBDE congeners may disrupt the TH system by partial dissociation of TR from TRE acting through TR-DBD and, consequently, may disrupt normal brain development.

Indexed as

AnimalsCell LineCells, CulturedFemaleHalogenated Diphenyl EthersHaplorhiniImmunohistochemistryPregnancyPurkinje CellsRatsRats, WistarReceptors, Thyroid HormoneThyroid HormonesTranscription, GeneticHalogenated Diphenyl EthersReceptors, Thyroid HormoneThyroid Hormones

Identifiers

PMID20870570
PMCPMC3040602
OpenAlexW2035438695

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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.