The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases

The accurate regulation of the microenvironment within the nervous system is one of the key features characterizing complex organisms. To this end, neural tissue has to be physically separated from circulation, but at the same time, mechanisms must be in place to allow controlled transport of nutrie...

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Main Authors: Esteban G. Contreras, Christian Klämbt
Format: Article
Language:English
Published: Elsevier 2023-05-01
Series:Neurobiology of Disease
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0969996123000852
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author Esteban G. Contreras
Christian Klämbt
author_facet Esteban G. Contreras
Christian Klämbt
author_sort Esteban G. Contreras
collection DOAJ
description The accurate regulation of the microenvironment within the nervous system is one of the key features characterizing complex organisms. To this end, neural tissue has to be physically separated from circulation, but at the same time, mechanisms must be in place to allow controlled transport of nutrients and macromolecules into and out of the brain. These roles are executed by cells of the blood-brain barrier (BBB) found at the interface of circulation and neural tissue. BBB dysfunction is observed in several neurological diseases in human. Although this can be considered as a consequence of diseases, strong evidence supports the notion that BBB dysfunction can promote the progression of brain disorders. In this review, we compile the recent evidence describing the contribution of the Drosophila BBB to the further understanding of brain disease features in human patients. We discuss the function of the Drosophila BBB during infection and inflammation, drug clearance and addictions, sleep, chronic neurodegenerative disorders and epilepsy. In summary, this evidence suggests that the fruit fly, Drosophila melanogaster, can be successfully employed as a model to disentangle mechanisms underlying human diseases.
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spelling doaj.art-01c221873bc642af931845ae83d15b862023-04-14T04:18:43ZengElsevierNeurobiology of Disease1095-953X2023-05-01180106071The Drosophila blood-brain barrier emerges as a model for understanding human brain diseasesEsteban G. Contreras0Christian Klämbt1Corresponding authors.; University of Münster, Institute of Neuro- and Behavioral Biology, Badestr. 9, Münster, GermanyCorresponding authors.; University of Münster, Institute of Neuro- and Behavioral Biology, Badestr. 9, Münster, GermanyThe accurate regulation of the microenvironment within the nervous system is one of the key features characterizing complex organisms. To this end, neural tissue has to be physically separated from circulation, but at the same time, mechanisms must be in place to allow controlled transport of nutrients and macromolecules into and out of the brain. These roles are executed by cells of the blood-brain barrier (BBB) found at the interface of circulation and neural tissue. BBB dysfunction is observed in several neurological diseases in human. Although this can be considered as a consequence of diseases, strong evidence supports the notion that BBB dysfunction can promote the progression of brain disorders. In this review, we compile the recent evidence describing the contribution of the Drosophila BBB to the further understanding of brain disease features in human patients. We discuss the function of the Drosophila BBB during infection and inflammation, drug clearance and addictions, sleep, chronic neurodegenerative disorders and epilepsy. In summary, this evidence suggests that the fruit fly, Drosophila melanogaster, can be successfully employed as a model to disentangle mechanisms underlying human diseases.http://www.sciencedirect.com/science/article/pii/S0969996123000852Drosophila melanogasterBlood-brain barrierNeurological diseasesGlial cells
spellingShingle Esteban G. Contreras
Christian Klämbt
The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
Neurobiology of Disease
Drosophila melanogaster
Blood-brain barrier
Neurological diseases
Glial cells
title The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
title_full The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
title_fullStr The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
title_full_unstemmed The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
title_short The Drosophila blood-brain barrier emerges as a model for understanding human brain diseases
title_sort drosophila blood brain barrier emerges as a model for understanding human brain diseases
topic Drosophila melanogaster
Blood-brain barrier
Neurological diseases
Glial cells
url http://www.sciencedirect.com/science/article/pii/S0969996123000852
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