Evidence map›Paper›PMID 26243376›Full record

ArticleDevelopmental neurobiology2016

Aryl hydrocarbon receptor deletion in cerebellar granule neuron precursors impairs neurogenesis.

Daniel P Dever, Zachariah O Adham, Bryan Thompson, Matthieu Genestine, Jonathan Cherry, John A Olschowka, Emanuel DiCicco-Bloom, Lisa A Opanashuk

Open access · greenAbstract read
In one paragraph

Article in Developmental neurobiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
2.5field-weighted citation impact, top 12% 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

35 citing papers in PubMed, 60 citations in OpenAlex.

  1. Article
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  6. The gut commensalFrontiers in microbiology · 2025
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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

8 authors at 2 institutions in 1 country.

Daniel P DeverDepartment of Environmental Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
Zachariah O AdhamDepartment of Environmental Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
Bryan ThompsonDepartment of Environmental Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
Matthieu GenestineDepartment of Neuroscience and Cell Biology, Robert Wood Johnson Medical School, Rutgers, the State University of New Jersey, Piscataway, New Jersey, 08854.
Jonathan CherryDepartment of Pathology and Laboratory Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
John A OlschowkaDepartment of Neurobiology and Anatomy, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
Emanuel DiCicco-BloomDepartment of Neuroscience and Cell Biology, Robert Wood Johnson Medical School, Rutgers, the State University of New Jersey, Piscataway, New Jersey, 08854.
Lisa A OpanashukDepartment of Environmental Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York, 14642.
University of Rochester · USRutgers, The State University of New Jersey · US

Funding

VISUAL INDICES OF NEUROTOXICITYP30ES001247 · NIEHS · UNIVERSITY OF ROCHESTER · PI Sally W Thurston · 1985 to 2026
$42.8M
Training in Environment ToxicologyT32ES007026 · NIEHS · UNIVERSITY OF ROCHESTER · PI Alison Elder, Marissa Sobolewski Terry · 1985 to 2026
$20.2M
Developmental Ah receptor Activity in the CNS: Neurogenesis and NeurotoxicityR01ES016357 · NIEHS · UNIVERSITY OF ROCHESTER · PI OPANASHUK, LISA A. · 2009 to 2013
$1.7M
NIEHS NIH HHS P30 ES001247NIEHS NIH HHS P30 ES01247NIEHS NIH HHS R01 ES016357NIEHS NIH HHS T32 ES007026NIEHS NIH HHS T32 ES07026
6 · The paper itself

Abstract

The aryl hydrocarbon receptor (AhR) is a ligand-activated member of the basic-helix-loop-helix/PER-ARNT-SIM(PAS) transcription factor superfamily that also mediates the toxicity of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). Increasing evidence suggests that AhR influences the development of many tissues, including the central nervous system. Our previous studies suggest that sustained AhR activation by TCDD and/or AhR deletion disrupts cerebellar granule neuron precursor (GNP) development. In the current study, to determine whether endogenous AhR controls GNP development in a cell-autonomous manner, we created a GNP-specific AhR deletion mouse, AhR(fx/fx) /Math1(CRE/+) (AhR CKO). Selective AhR deletion in GNPs produced abnormalities in proliferation and differentiation. Specifically, fewer GNPs were engaged in S-phase, as demonstrated by ∼25% reductions in thymidine (in vitro) and Bromodeoxyuridine (in vivo) incorporation. Furthermore, total granule neuron numbers in the internal granule layer at PND21 and PND60 were diminished in AhR conditional knockout (CKO) mice compared with controls. Conversely, differentiation was enhanced, including ∼40% increase in neurite outgrowth and 50% increase in GABARα6 receptor expression in deletion mutants. Our results suggest that AhR activity plays a role in regulating granule neuron number and differentiation, possibly by coordinating this GNP developmental transition. These studies provide novel insights for understanding the normal roles of AhR signaling during cerebellar granule cell neurogenesis and may have important implications for the effects of environmental factors in cerebellar dysgenesis.

Indexed as

AnimalsBasic Helix-Loop-Helix ProteinsCell CountCell ProliferationCells, CulturedCerebellumMice, Inbred C57BLMice, KnockoutNeural Stem CellsNeuritesNeurogenesisNeuronsReceptors, Aryl HydrocarbonReceptors, GABA-AAhr protein, mouseAtoh1 protein, mouseBasic Helix-Loop-Helix ProteinsGabra6 protein, mouseReceptors, Aryl HydrocarbonReceptors, GABA-Aaryl hydrocarbon receptorcerebellar granule cellscerebellum developmentneurogenesis

Identifiers

PMID26243376
PMCPMC4740276
OpenAlexW2099498317

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.