Evidence map›Paper›PMID 23426267›Full record

ArticleEpigenetics2013

A cell epigenotype specific model for the correction of brain cellular heterogeneity bias and its application to age, brain region and major depression.

Jerry Guintivano, Martin J Aryee, Zachary A Kaminsky

Abstract read
In one paragraph

Article in Epigenetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 243 papers, 14 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
243citing papers in PubMed, 14 pooled it
–field-weighted citation impact
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

243 citing papers in PubMed, 14 syntheses or guidelines pooled it.

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  5. Genetics and epigenetics of self-injurious thoughts and behaviors: Systematic review of the suicide literature and methodological considerations.American journal of medical genetics. Part B, Neuropsychiatric genetics : the official publication of the International Society of Psychiatric Genetics · 2022
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183 more citing papers are in PubMed but not listed here.

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

3 authors.

Jerry GuintivanoThe Mood Disorders Center, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
Martin J Aryee
Zachary A Kaminsky

Funding

Cell Epigenotype Specific Maps in the BrainR21MH094771 · NIMH · JOHNS HOPKINS UNIVERSITY · PI KAMINSKY, ZACHARY AARON · 2011 to 2012
$451k
NIMH NIH HHS 1R21MH094771-01NIMH NIH HHS R21 MH094771
6 · The paper itself

Abstract

Brain cellular heterogeneity may bias cell type specific DNA methylation patterns, influencing findings in psychiatric epigenetic studies. We performed fluorescence activated cell sorting (FACS) of neuronal nuclei and Illumina HM450 DNA methylation profiling in post mortem frontal cortex of 29 major depression and 29 matched controls. We identify genomic features and ontologies enriched for cell type specific epigenetic variation. Using the top cell epigenotype specific (CETS) marks, we generated a publically available R package, "CETS," capable of quantifying neuronal proportions and generating in silico neuronal profiles from DNA methylation data. We demonstrate a significant overlap in major depression DNA methylation associations between FACS separated and CETS model generated neuronal profiles relative to bulk profiles. CETS derived neuronal proportions correlated significantly with age in the frontal cortex and cerebellum and accounted for epigenetic variation between brain regions. CETS based control of cellular heterogeneity will enable more robust hypothesis testing in the brain.

Indexed as

DNA MethylationEpigenesis, GeneticAdolescentAdultAge FactorsBrainCase-Control StudiesFemaleFlow CytometryGenetic MarkersHumansMajor Depressive DisorderMaleMiddle AgedModels, GeneticNeuronsGenetic Markersagebrain regioncellular heterogeneityDNA methylationepigeneticsfluorescence activated cell sortinggliamicroarrayneurons

Identifiers

PMID23426267
PMCPMC3669121

What OpenQuestion holds

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LicenceCC BY-NC
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.