Evidence map›Paper›PMID 30782802›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2019

Differential cortical microstructural maturation in the preterm human brain with diffusion kurtosis and tensor imaging.

Minhui Ouyang, Tina Jeon, Aristeidis Sotiras, Qinmu Peng, Virendra Mishra, Cathy Halovanic, Min Chen, Lina Chalak, Nancy Rollins, Timothy P L Roberts and 2 more

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing 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

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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

66 citing papers in PubMed.

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6 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

12 authors.

Minhui OuyangRadiology Research, Children's Hospital of Philadelphia, Philadelphia, PA 19104.
Tina JeonRadiology Research, Children's Hospital of Philadelphia, Philadelphia, PA 19104.
Aristeidis SotirasDepartment of Radiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19106.ORCID 0000-0003-0795-8820
Qinmu PengRadiology Research, Children's Hospital of Philadelphia, Philadelphia, PA 19104.
Virendra MishraAdvanced Imaging Research Center, University of Texas Southwestern Medical Center, Dallas, TX 75390.ORCID 0000-0002-0452-6400
Cathy HalovanicDepartment of Radiology, University of Texas Southwestern Medical Center, Dallas, TX 75390.
Min ChenDepartment of Mathematical Sciences, University of Texas at Dallas, Richardson, TX 75080.
Lina ChalakDepartment of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX 75390.
Nancy RollinsDepartment of Radiology, University of Texas Southwestern Medical Center, Dallas, TX 75390.
Timothy P L RobertsRadiology Research, Children's Hospital of Philadelphia, Philadelphia, PA 19104.
Christos DavatzikosDepartment of Radiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19106.
Hao HuangRadiology Research, Children's Hospital of Philadelphia, Philadelphia, PA 19104; huangh6@email.chop.edu.

Funding

The Intellectual and Developmental Disabilities Research Center at CHOP/PennU54HD086984 · NICHD · CHILDREN'S HOSP OF PHILADELPHIA · PI SCHULTZ, ROBERT THOMAS · 2016 to 2020
$6.3M
Structural Development of Human Fetal BrainR01MH092535 · NIMH · UT SOUTHWESTERN MEDICAL CENTER · PI HUANG, HAO · 2011 to 2020
$4.6M
NICHD NIH HHS U54 HD086984NIMH NIH HHS R01 MH092535
6 · The paper itself

Abstract

During the third trimester, the human brain undergoes rapid cellular and molecular processes that reshape the structural architecture of the cerebral cortex. Knowledge of cortical differentiation obtained predominantly from histological studies is limited in localized and small cortical regions. How cortical microstructure is differentiated across cortical regions in this critical period is unknown. In this study, the cortical microstructural architecture across the entire cortex was delineated with non-Gaussian diffusion kurtosis imaging as well as conventional diffusion tensor imaging of 89 preterm neonates aged 31-42 postmenstrual weeks. The temporal changes of cortical mean kurtosis (MK) or fractional anisotropy (FA) were heterogeneous across the cortical regions. Cortical MK decreases were observed throughout the studied age period, while cortical FA decrease reached its plateau around 37 weeks. More rapid decreases in MK were found in the primary visual region, while faster FA declines were observed in the prefrontal cortex. We found that distinctive cortical microstructural changes were coupled with microstructural maturation of associated white matter tracts. Both cortical MK and FA measurements predicted the postmenstrual age of preterm infants accurately. This study revealed a differential 4D spatiotemporal cytoarchitectural signature inferred by non-Gaussian diffusion barriers inside the cortical plate during the third trimester. The cytoarchitectural processes, including dendritic arborization and neuronal density decreases, were inferred by regional cortical FA and MK measurements. The presented findings suggest that cortical MK and FA measurements could be used as effective imaging markers for cortical microstructural changes in typical and potentially atypical brain development.

Indexed as

AnisotropyBrainDiffusion Tensor ImagingFemaleHumansInfantInfant, NewbornInfant, PrematureMalebrain developmentcortical microstructuredifferentiationDKImaturation

Identifiers

PMID30782802
PMCPMC6410816

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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.