Evidence map›Paper›PMID 21334437›Full record

ArticleNeurotoxicology and teratology

Bioaccumulation and behavioral effects of 2,2',4,4'-tetrabromodiphenyl ether (BDE-47) in perinatally exposed mice.

Tram Anh Ta, Claire M Koenig, Mari S Golub, Isaac N Pessah, Lihong Qi, Pavel A Aronov, Robert F Berman

Abstract read
In one paragraph

Article in Neurotoxicology and teratology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 1 pooled it
4.2field-weighted citation impact, top 6% 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

38 citing papers in PubMed, 1 synthesis or guideline pooled it, 74 citations in OpenAlex.

  1. Polybrominated diphenyl ether (PBDE) neurotoxicity: a systematic review and meta-analysis of animal evidence.Journal of toxicology and environmental health. Part B, Critical reviews · 2018
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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

7 authors at 4 institutions in 1 country.

Tram Anh TaCenter for Children's Environmental Health, University of California-Davis, One Shields Avenue, Davis, CA 95616, United States.
Claire M Koenig
Mari S Golub
Isaac N Pessah
Lihong Qi
Pavel A Aronov
Robert F Berman
University of California, Davis · USCenter for Environmental Health · USCenter for Children · USNeurological Surgery · US

Funding

Workshop on Environmental Technology Transfer and EntrepreneurshipP42ES004699 · NIEHS · UNIVERSITY OF CALIFORNIA DAVIS · PI HAMMOCK, BRUCE D · 1987 to 2021
$50.1M
UC Davis Center for Children's Environmental Health (CCEH)P01ES011269 · NIEHS · UNIVERSITY OF CALIFORNIA DAVIS · PI VAN DE WATER, JUDY A. · 2001 to 2018
$12.5M
Molecular and Cellular Basis of PCB Developmental Neurotoxicity: ViCTER supplementR01ES014901 · NIEHS · UNIVERSITY OF CALIFORNIA AT DAVIS · PI HANS-JOACHIM LEHMLER, Pamela J Lein · 2009 to 2026
$9.3M
ENVIRONMENTAL TOXICOLOGYT32ES007059 · NIEHS · UNIVERSITY OF CALIFORNIA DAVIS · PI Laura S Van Winkle · 1985 to 2026
$7.9M
NIEHS NIH HHS 1 P01 ES11269NIEHS NIH HHS 5P42 ES04699NIEHS NIH HHS P01 ES011269NIEHS NIH HHS P42 ES004699NIEHS NIH HHS R01 ES014901NIEHS NIH HHS T32ES0007059NIEHS NIH HHS T32 ES007059
6 · The paper itself

Abstract

Polybrominated diphenyl ethers (PBDEs) are widely used flame retardants that have become pervasive environmental contaminants and may contribute to adverse health outcomes. We evaluated in mice the developmental neurotoxicity of 2,2',4,4'-tetrabromodiphenyl ether (BDE-47), one of the most abundant PBDE congeners detected in animal and human tissues. Female C57BL/6J mice were exposed to daily doses of 0, 0.03, 0.1 or 1mg/kg beginning 4 weeks prior to conception, continuing through gestation and lactation, and ending at weaning on postnatal day (PND) 21. Levels of BDE-47 in blood, brain, liver and adipose tissues of dams were markedly increased after 4 weeks of exposure, around the time of mating, and continued to increase through the time of parturition. Blood levels of BDE-47 in the dosed dams were within the range reported in humans. BDE-47 tissue levels in the dams decreased between parturition and weaning, possibly reflecting mobilization during lactation. Brain BDE-47 levels in the offspring at PND 1 approached those of the dams at parturition. Perinatal exposure to BDE-47 resulted in significant dose dependent growth retardation, slower motor performance in several behavioral tests, and mice exposed to 1mg/kg/day BDE-47 showed altered performance in the Morris water maze. There were no differences between groups in the numbers of pyramidal neurons in hippocampus CA1. These results document accumulation of BDE-47 in several organ systems following exposure to low-levels of BDE-47, and provide evidence that such exposure is associated with early behavioral deficits in exposed neonates.

Indexed as

AnimalsBehavior, AnimalCA1 Region, HippocampalCell CountDose-Response Relationship, DrugEnvironmental PollutantsFemaleGas Chromatography-Mass SpectrometryGestational AgeHalogenated Diphenyl EthersMaleMaternal ExposureMaze LearningMiceMice, Inbred C57BLMotor Activity2,2',4,4'-tetrabromodiphenyl etherEnvironmental PollutantsHalogenated Diphenyl EthersPolybrominated Biphenyls

Identifiers

PMID21334437
PMCPMC3543834
OpenAlexW2159140238

What OpenQuestion holds

Textmetadata
LicenceTDM
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.