Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.

During postnatal development hippocampal dentate granule cells (GCs) often extend dendrites from the basal pole of their cell bodies into the hilar region. These so-called hilar basal dendrites (hBD) usually regress with maturation. However, hBDs may persist in a subset of mature GCs under certain c...

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Autores principales: Denise Becker, Laurent Maximilian Willems, Matej Vnencak, Nadine Zahn, Gerlind Schuldt, Peter Jedlicka, Nicola Maggio, Thomas Deller, Andreas Vlachos
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Publicado: Public Library of Science (PLoS) 2012
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spelling oai:doaj.org-article:4e43bcc0c70c413f985b198429467ffb2021-11-18T08:09:46ZFunctional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.1932-620310.1371/journal.pone.0048500https://doaj.org/article/4e43bcc0c70c413f985b198429467ffb2012-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23144894/pdf/?tool=EBIhttps://doaj.org/toc/1932-6203During postnatal development hippocampal dentate granule cells (GCs) often extend dendrites from the basal pole of their cell bodies into the hilar region. These so-called hilar basal dendrites (hBD) usually regress with maturation. However, hBDs may persist in a subset of mature GCs under certain conditions (both physiological and pathological). The functional role of these hBD-GCs remains not well understood. Here, we have studied hBD-GCs in mature (≥18 days in vitro) mouse entorhino-hippocampal slice cultures under control conditions and have compared their basic functional properties (basic intrinsic and synaptic properties) and structural properties (dendritic arborisation and spine densities) to those of neighboring GCs without hBDs in the same set of cultures. Except for the presence of hBDs, we did not detect major differences between the two GC populations. Furthermore, paired recordings of neighboring GCs with and without hBDs did not reveal evidence for a heavy aberrant GC-to-GC connectivity. Taken together, our data suggest that in control cultures the presence of hBDs on GCs is neither sufficient to predict alterations in the basic functional and structural properties of these GCs nor indicative of a heavy GC-to-GC connectivity between neighboring GCs.Denise BeckerLaurent Maximilian WillemsMatej VnencakNadine ZahnGerlind SchuldtPeter JedlickaNicola MaggioThomas DellerAndreas VlachosPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 7, Iss 11, p e48500 (2012)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Denise Becker
Laurent Maximilian Willems
Matej Vnencak
Nadine Zahn
Gerlind Schuldt
Peter Jedlicka
Nicola Maggio
Thomas Deller
Andreas Vlachos
Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
description During postnatal development hippocampal dentate granule cells (GCs) often extend dendrites from the basal pole of their cell bodies into the hilar region. These so-called hilar basal dendrites (hBD) usually regress with maturation. However, hBDs may persist in a subset of mature GCs under certain conditions (both physiological and pathological). The functional role of these hBD-GCs remains not well understood. Here, we have studied hBD-GCs in mature (≥18 days in vitro) mouse entorhino-hippocampal slice cultures under control conditions and have compared their basic functional properties (basic intrinsic and synaptic properties) and structural properties (dendritic arborisation and spine densities) to those of neighboring GCs without hBDs in the same set of cultures. Except for the presence of hBDs, we did not detect major differences between the two GC populations. Furthermore, paired recordings of neighboring GCs with and without hBDs did not reveal evidence for a heavy aberrant GC-to-GC connectivity. Taken together, our data suggest that in control cultures the presence of hBDs on GCs is neither sufficient to predict alterations in the basic functional and structural properties of these GCs nor indicative of a heavy GC-to-GC connectivity between neighboring GCs.
format article
author Denise Becker
Laurent Maximilian Willems
Matej Vnencak
Nadine Zahn
Gerlind Schuldt
Peter Jedlicka
Nicola Maggio
Thomas Deller
Andreas Vlachos
author_facet Denise Becker
Laurent Maximilian Willems
Matej Vnencak
Nadine Zahn
Gerlind Schuldt
Peter Jedlicka
Nicola Maggio
Thomas Deller
Andreas Vlachos
author_sort Denise Becker
title Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
title_short Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
title_full Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
title_fullStr Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
title_full_unstemmed Functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
title_sort functional and structural properties of dentate granule cells with hilar basal dendrites in mouse entorhino-hippocampal slice cultures.
publisher Public Library of Science (PLoS)
publishDate 2012
url https://doaj.org/article/4e43bcc0c70c413f985b198429467ffb
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