Evidence map›Paper›PMID 21760653›Full record

ArticleJournal of the American Statistical Association2011

Modeling Three-Dimensional Chromosome Structures Using Gene Expression Data.

Guanghua Xiao, Xinlei Wang, Arkady B Khodursky

Abstract read
In one paragraph

Article in Journal of the American Statistical Association, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–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

14 citing papers in PubMed.

  1. Article
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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

3 authors.

Guanghua XiaoDivision of Biostatistics, Department of Clinical Sciences, The University of Texas Southwestern Medical Center at Dallas, Dallas, TX 75390.
Xinlei Wang
Arkady B Khodursky

Funding

Secondary Data Analyses for Substance Abuse ResearchR33DA027592 · NIDA · UT SOUTHWESTERN MEDICAL CENTER · PI XIAO, GUANGHUA · 2011 to 2012
$622k
Secondary Data Analyses for Substance Abuse ResearchR21DA027592 · NIDA · UT SOUTHWESTERN MEDICAL CENTER · PI XIAO, GUANGHUA · 2009 to 2010
$506k
NIDA NIH HHS R21 DA027592NIDA NIH HHS R33 DA027592
6 · The paper itself

Abstract

Recent genomic studies have shown that significant chromosomal spatial correlation exists in gene expression of many organisms. Interestingly, coexpression has been observed among genes separated by a fixed interval in specific regions of a chromosome chain, which is likely caused by three-dimensional (3D) chromosome folding structures. Modeling such spatial correlation explicitly may lead to essential understandings of 3D chromosome structures and their roles in transcriptional regulation. In this paper, we explore chromosomal spatial correlation induced by 3D chromosome structures, and propose a hierarchical Bayesian method based on helical structures to formally model and incorporate the correlation into the analysis of gene expression microarray data. It is the first study to quantify and infer 3D chromosome structures in vivo using expression microarrays. Simulation studies show computing feasibility of the proposed method and that, under the assumption of helical chromosome structures, it can lead to precise estimation of structural parameters and gene expression levels. Real data applications demonstrate an intriguing biological phenomenon that functionally associated genes, which are far apart along the chromosome chain, are brought into physical proximity by chromosomal folding in 3D space to facilitate their coexpression. It leads to important biological insight into relationship between chromosome structure and function.

Identifiers

PMID21760653
PMCPMC3134274

What OpenQuestion holds

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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.