Evidence map›Paper›PMID 37051703›Full record

ArticleJournal of neurotrauma2023

Fixed Time-Point Analysis Reveals Repetitive Mild Traumatic Brain Injury Effects on Resting State Functional Magnetic Resonance Imaging Connectivity and Neuro-Spatial Protein Profiles.

Ravi Sakthivel, Marangelie Criado-Marrero, Daylin Barroso, Isadora M Braga, Mackenzie Bolen, Uriel Rubinovich, Gabriela P Hery, Matteo M Grudny, John Koren, Stefan Prokop and 2 more

Abstract read
In one paragraph

Article in Journal of neurotrauma, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

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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

12 authors.

Ravi SakthivelCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Marangelie Criado-MarreroCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Daylin BarrosoCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Isadora M BragaMcKnight Brain Institute, University of Florida, Gainesville, Florida, USA.
Mackenzie BolenDepartment of Neuroscience, University of Florida, Gainesville, Florida, USA.
Uriel RubinovichCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Gabriela P HeryCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Matteo M GrudnyDepartment of Psychiatry, University of Florida, Gainesville, Florida, USA.
John KorenCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Stefan ProkopCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.
Marcelo FeboMcKnight Brain Institute, University of Florida, Gainesville, Florida, USA.
Jose Francisco AbisambraCenter for Translational Research in Neurodegenerative Disease (CTRND), University of Florida, Gainesville, Florida, USA.

Funding

The molecular intersection of tau, TBI, and PERKR01AG074584 · NIA · UNIVERSITY OF FLORIDA · PI ABISAMBRA, JOSE FRANCISCO · 2021 to 2025
$1.9M
Upgrade of an 11T/40cm MRI/S SystemS10RR025671 · NCRR · UNIVERSITY OF FLORIDA · PI EDISON, ARTHUR S · 2009 to 2009
$500k
NCRR NIH HHS S10 RR025671NIA NIH HHS R01 AG074584
6 · The paper itself

Abstract

Repetitive mild traumatic brain injuries (rmTBIs) are serious trauma events responsible for the development of numerous neurodegenerative disorders. A major challenge in developing diagnostics and treatments for the consequences of rmTBI is the fundamental knowledge gaps of the molecular mechanisms responsible for neurodegeneration. It is both critical and urgent to understand the neuropathological and functional consequences of rmTBI to develop effective therapeutic strategies. Using the Closed-Head Impact Model of Engineered Rotational Acceleration, or CHIMERA, we measured neural changes following injury, including brain volume, diffusion tensor imaging, and resting-state functional magnetic resonance imaging coupled with graph theory and functional connectivity analyses. We determined the effect of rmTBI on markers of gliosis and used NanoString-GeoMx to add a digital-spatial protein profiling analysis of neurodegenerative disease-associated proteins in gray and white matter regions. Our analyses revealed aberrant connectivity changes in the thalamus, independent of microstructural damage or neuroinflammation. We also identified distinct changes in the levels of proteins linked to various neurodegenerative processes including total and phospho-tau species and cell proliferation markers. Together, our data show that rmTBI significantly alters brain functional connectivity and causes distinct protein changes in morphologically intact brain areas.

Indexed as

Brain ConcussionBrain Injuries, TraumaticNeurodegenerative DiseasesBrainDiffusion Tensor ImagingHumansMagnetic Resonance ImagingCHIMERAdiffusion tensor imagingmicrogliaoptic tractrepetitive mild TBIresting state fMRIthalamus

Identifiers

PMID37051703
PMCPMC10541943

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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.