Evidence map›Paper›PMID 28925578›Full record

ArticleGlia2018

Combined fetal inflammation and postnatal hypoxia causes myelin deficits and autism-like behavior in a rat model of diffuse white matter injury.

Erik van Tilborg, E J Marijke Achterberg, Caren M van Kammen, Annette van der Toorn, Floris Groenendaal, Rick M Dijkhuizen, Cobi J Heijnen, Louk J M J Vanderschuren, Manon N J L Benders, Cora H A Nijboer

Abstract read
In one paragraph

Article in Glia, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed, 3 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

53 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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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

10 authors.

Erik van TilborgLaboratory of Neuroimmunology and Developmental Origins of Disease, University Medical Center Utrecht, Utrecht, 3584EA, The Netherlands.ORCID 0000-0001-5929-3408
E J Marijke AchterbergDepartment of Animals in Science and Society, Division of Behavioural Neuroscience, Faculty of Veterinary Medicine, Utrecht University, Utrecht, 3584CM, The Netherlands.
Caren M van KammenLaboratory of Neuroimmunology and Developmental Origins of Disease, University Medical Center Utrecht, Utrecht, 3584EA, The Netherlands.
Annette van der ToornBiomedical MR Imaging and Spectroscopy Group, Center for Image Sciences, University Medical Center Utrecht, 3584 CJ, The Netherlands.
Floris GroenendaalDepartment of Neonatology, University Medical Center Utrecht, Utrecht, 3584EA, The Netherlands.
Rick M DijkhuizenBiomedical MR Imaging and Spectroscopy Group, Center for Image Sciences, University Medical Center Utrecht, 3584 CJ, The Netherlands.
Cobi J HeijnenLaboratory of Neuroimmunology, Department of Symptom Research, University of Texas MD Anderson Cancer Center, Houston, Texas, 77030.
Louk J M J VanderschurenDepartment of Animals in Science and Society, Division of Behavioural Neuroscience, Faculty of Veterinary Medicine, Utrecht University, Utrecht, 3584CM, The Netherlands.
Manon N J L BendersDepartment of Neonatology, University Medical Center Utrecht, Utrecht, 3584EA, The Netherlands.
Cora H A NijboerLaboratory of Neuroimmunology and Developmental Origins of Disease, University Medical Center Utrecht, Utrecht, 3584EA, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diffuse white matter injury (WMI) is a serious problem in extremely preterm infants, and is associated with adverse neurodevelopmental outcome, including cognitive impairments and an increased risk of autism-spectrum disorders. Important risk factors include fetal or perinatal inflammatory insults and fluctuating cerebral oxygenation. However, the exact mechanisms underlying diffuse WMI are not fully understood and no treatment options are currently available. The use of clinically relevant animal models is crucial to advance knowledge on the pathophysiology of diffuse WMI, allowing the definition of novel therapeutic targets. In the present study, we developed a multiple-hit animal model of diffuse WMI by combining fetal inflammation and postnatal hypoxia in rats. We characterized the effects on white matter development and functional outcome by immunohistochemistry, MRI and behavioral paradigms. Combined fetal inflammation and postnatal hypoxia resulted in delayed cortical myelination, microglia activation and astrogliosis at P18, together with long-term changes in oligodendrocyte maturation as observed in 10 week old animals. Furthermore, rats with WMI showed impaired motor performance, increased anxiety and signs of autism-like behavior, i.e. reduced social play behavior and increased repetitive grooming. In conclusion, the combination of fetal inflammation and postnatal hypoxia in rats induces a pattern of brain injury and functional impairments that closely resembles the clinical situation of diffuse WMI. This animal model provides the opportunity to elucidate pathophysiological mechanisms underlying WMI, and can be used to develop novel treatment options for diffuse WMI in preterm infants.

Indexed as

AnimalsAnimals, NewbornAnxietyAutistic DisorderCytokinesDisease Models, AnimalFemaleGene Expression Regulation, DevelopmentalGliosisGroomingHypoxiaLeukoencephalopathiesLipopolysaccharidesMaleMaze LearningMotor ActivityCytokinesLipopolysaccharidesastrocytesautism-like behaviormicrogliaoligodendrocytespreterm birth

Identifiers

PMID28925578
PMCPMC5724703

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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.