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Li X, Helleringer R, Martucci LL, Dallérac G, Cancela JM, Galante M. Low Temperature Delays the Effects of Ischemia in Bergmann Glia and in Cerebellar Tissue Swelling. Biomedicines 2023; 11:biomedicines11051363. [PMID: 37239034 DOI: 10.3390/biomedicines11051363] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2023] [Revised: 04/23/2023] [Accepted: 04/29/2023] [Indexed: 05/28/2023] Open
Abstract
Cerebral ischemia results in oxygen and glucose deprivation that most commonly occurs after a reduction or interruption in the blood supply to the brain. The consequences of cerebral ischemia are complex and involve the loss of metabolic ATP, excessive K+ and glutamate accumulation in the extracellular space, electrolyte imbalance, and brain edema formation. So far, several treatments have been proposed to alleviate ischemic damage, yet few are effective. Here, we focused on the neuroprotective role of lowering the temperature in ischemia mimicked by an episode of oxygen and glucose deprivation (OGD) in mouse cerebellar slices. Our results suggest that lowering the temperature of the extracellular 'milieu' delays both the increases in [K+]e and tissue swelling, two dreaded consequences of cerebellar ischemia. Moreover, radial glial cells (Bergmann glia) display morphological changes and membrane depolarizations that are markedly impeded by lowering the temperature. Overall, in this model of cerebellar ischemia, hypothermia reduces the deleterious homeostatic changes regulated by Bergmann glia.
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Affiliation(s)
- Xia Li
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
| | - Romain Helleringer
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
| | - Lora L Martucci
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
| | - Glenn Dallérac
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
| | - José-Manuel Cancela
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
| | - Micaela Galante
- Institut des Neurosciences Paris-Saclay, CNRS, Université Paris-Saclay, 91400 Saclay, France
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Martucci LL, Launay JM, Kawakami N, Sicard C, Desvignes N, Dakouane-Giudicelli M, Spix B, Têtu M, Gilmaire FO, Paulcan S, Callebert J, Vaillend C, Bracher F, Grimm C, Fossier P, de la Porte S, Sakamoto H, Morris J, Galione A, Granon S, Cancela JM. Endolysosomal TPCs regulate social behavior by controlling oxytocin secretion. Proc Natl Acad Sci U S A 2023; 120:e2213682120. [PMID: 36745816 PMCID: PMC9963339 DOI: 10.1073/pnas.2213682120] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/09/2022] [Accepted: 12/14/2022] [Indexed: 02/08/2023] Open
Abstract
Oxytocin (OT) is a prominent regulator of many aspects of mammalian social behavior and stored in large dense-cored vesicles (LDCVs) in hypothalamic neurons. It is released in response to activity-dependent Ca2+ influx, but is also dependent on Ca2+ release from intracellular stores, which primes LDCVs for exocytosis. Despite its importance, critical aspects of the Ca2+-dependent mechanisms of its secretion remain to be identified. Here we show that lysosomes surround dendritic LDCVs, and that the direct activation of endolysosomal two-pore channels (TPCs) provides the critical Ca2+ signals to prime OT release by increasing the releasable LDCV pool without directly stimulating exocytosis. We observed a dramatic reduction in plasma OT levels in TPC knockout mice, and impaired secretion of OT from the hypothalamus demonstrating the importance of priming of neuropeptide vesicles for activity-dependent release. Furthermore, we show that activation of type 1 metabotropic glutamate receptors sustains somatodendritic OT release by recruiting TPCs. The priming effect could be mimicked by a direct application of nicotinic acid adenine dinucleotide phosphate, the endogenous messenger regulating TPCs, or a selective TPC2 agonist, TPC2-A1-N, or blocked by the antagonist Ned-19. Mice lacking TPCs exhibit impaired maternal and social behavior, which is restored by direct OT administration. This study demonstrates an unexpected role for lysosomes and TPCs in controlling neuropeptide secretion, and in regulating social behavior.
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Affiliation(s)
- Lora L. Martucci
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
- Université Paris-Saclay, Université de Versailles Saint-Quentin-en-Yvelines, Inserm, Evolution of Neuromuscular Diseases: Innovative Concepts and Practices, Versailles78000, France
- Department of Pharmacology, University of Oxford, OxfordOX1 3QT, UK
| | | | - Natsuko Kawakami
- Ushimado Marine Institute, Graduate School of Natural Science and Technology, Okayama University, Ushimado, Setouchi, Okayama701-4303, Japan
| | - Cécile Sicard
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Nathalie Desvignes
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Mbarka Dakouane-Giudicelli
- Université Paris-Saclay, Université de Versailles Saint-Quentin-en-Yvelines, Inserm, Evolution of Neuromuscular Diseases: Innovative Concepts and Practices, Versailles78000, France
| | - Barbara Spix
- Walther Straub Institute of Pharmacology and Toxicology, Faculty of Medicine Ludwig-Maximilians-University, Munich80336, Germany
| | - Maude Têtu
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Franck-Olivier Gilmaire
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Sloane Paulcan
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Jacques Callebert
- Laboratoire de Biochimie et Biologie Moléculaire, Hôpital Lariboisière, Paris75010, France
- Inserm UMR-S 1144 Universités Paris Descartes-Paris Diderot, Optimisation Thérapeutique en Neuropsychopharmacologie - Faculté des Sciences Pharmaceutiques et Biologiques, Paris Descartes,ParisParis 75006, France
| | - Cyrille Vaillend
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Franz Bracher
- Department of Pharmacy - Center for Drug Research, Ludwig-Maximilians University, Munich81377, Germany
| | - Christian Grimm
- Walther Straub Institute of Pharmacology and Toxicology, Faculty of Medicine Ludwig-Maximilians-University, Munich80336, Germany
| | - Philippe Fossier
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - Sabine de la Porte
- Université Paris-Saclay, Université de Versailles Saint-Quentin-en-Yvelines, Inserm, Evolution of Neuromuscular Diseases: Innovative Concepts and Practices, Versailles78000, France
| | - Hirotaka Sakamoto
- Ushimado Marine Institute, Graduate School of Natural Science and Technology, Okayama University, Ushimado, Setouchi, Okayama701-4303, Japan
| | - John Morris
- Department of Physiology, Anatomy & Genetics, University of Oxford, OxfordOX1 3QX, UK
| | - Antony Galione
- Department of Pharmacology, University of Oxford, OxfordOX1 3QT, UK
| | - Sylvie Granon
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
| | - José-Manuel Cancela
- Neuroscience Paris-Saclay Institute, CNRS UMR 9197, Paris-Sud University, Paris-Saclay University, Saclay91400, France
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Abstract
The discovery of NAADP-evoked Ca2+ release in sea urchin eggs and then as a ubiquitous Ca2+ mobilizing messenger has introduced several novel paradigms to our understanding of Ca2+ signalling, not least in providing a link between cell stimulation and Ca2+ release from lysosomes and other acidic Ca2+ storage organelles. In addition, the hallmark concentration-response relationship of NAADP-mediated Ca2+ release, shaped by striking activation/desensitization mechanisms, influences its actions as an intracellular messenger. There has been recent progress in our understanding of the molecular mechanisms underlying NAADP-evoked Ca2+ release, such as the identification of the endo-lysosomal two-pore channel family of cation channels (TPCs) as their principal target and the identity of NAADP-binding proteins that complex with them. The NAADP/TPC signalling axis has gained recent prominence in pathophysiology for their roles in such disease processes as neurodegeneration, tumorigenesis and cellular viral entry.
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Affiliation(s)
- Antony Galione
- Department of Pharmacology, University of Oxford, Oxford, UK.
| | - Lianne C Davis
- Department of Pharmacology, University of Oxford, Oxford, UK
| | - Lora L Martucci
- Department of Pharmacology, University of Oxford, Oxford, UK
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Martucci LL, Amar M, Chaussenot R, Benet G, Bauer O, de Zélicourt A, Nosjean A, Launay JM, Callebert J, Sebrié C, Galione A, Edeline JM, de la Porte S, Fossier P, Granon S, Vaillend C, Cancela JM. A multiscale analysis in CD38 -/- mice unveils major prefrontal cortex dysfunctions. FASEB J 2019; 33:5823-5835. [PMID: 30844310 DOI: 10.1096/fj.201800489r] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
Autism spectrum disorder (ASD) is characterized by early onset of behavioral and cognitive alterations. Low plasma levels of oxytocin (OT) have also been found in ASD patients; recently, a critical role for the enzyme CD38 in the regulation of OT release was demonstrated. CD38 is important in regulating several Ca2+-dependent pathways, but beyond its role in regulating OT secretion, it is not known whether a deficit in CD38 expression leads to functional modifications of the prefrontal cortex (PFC), a structure involved in social behavior. Here, we report that CD38-/- male mice show an abnormal cortex development, an excitation-inhibition balance shifted toward a higher excitation, and impaired synaptic plasticity in the PFC such as those observed in various mouse models of ASD. We also show that a lack of CD38 alters social behavior and emotional responses. Finally, examining neuromodulators known to control behavioral flexibility, we found elevated monoamine levels in the PFC of CD38-/- adult mice. Overall, our study unveiled major changes in PFC physiologic mechanisms and provides new evidence that the CD38-/- mouse could be a relevant model to study pathophysiological brain mechanisms of mental disorders such as ASD.-Martucci, L. L., Amar, M., Chaussenot, R., Benet, G., Bauer, O., de Zélicourt, A., Nosjean, A., Launay, J.-M., Callebert, J., Sebrié, C., Galione, A., Edeline, J.-M., de la Porte, S., Fossier, P., Granon, S., Vaillend, C., Cancela, J.-M., A multiscale analysis in CD38-/- mice unveils major prefrontal cortex dysfunctions.
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Affiliation(s)
- Lora L Martucci
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France.,INSERM Unité 1179, Handicap Neuromusculaire: Physiologie, Biothérapie et Pharmacologie Appliquées, Unité de Formation et de Recherche (UFR) des Sciences de la Santé Simone Veil, Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Montigny-le-Bretonneux, France
| | - Muriel Amar
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Remi Chaussenot
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Gabriel Benet
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Oscar Bauer
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France.,Génétique Humaine et Fonctions Cognitives, Centre National de la Recherche Scientifique (CNRS) Unité Mixte de Recherche (UMR) 3571, Gènes, Synapses et Cognition, CNRS, Institut Pasteur, Paris, France
| | - Antoine de Zélicourt
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France.,INSERM Unité 1179, Handicap Neuromusculaire: Physiologie, Biothérapie et Pharmacologie Appliquées, Unité de Formation et de Recherche (UFR) des Sciences de la Santé Simone Veil, Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Montigny-le-Bretonneux, France
| | - Anne Nosjean
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | | | | | - Catherine Sebrié
- Imagerie par Résonance Magnétique Médicale et Multimodalité (IR4M) Centre National de la Recherche Scientifique (CNRS) Unité Mixte de Recherche (UMR) 8081, Paris-Sud University, Paris-Saclay University, CNRS, Orsay, France
| | - Antony Galione
- Department of Pharmacology, University of Oxford, Oxford, United Kingdom
| | - Jean-Marc Edeline
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Sabine de la Porte
- INSERM Unité 1179, Handicap Neuromusculaire: Physiologie, Biothérapie et Pharmacologie Appliquées, Unité de Formation et de Recherche (UFR) des Sciences de la Santé Simone Veil, Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Montigny-le-Bretonneux, France
| | - Philippe Fossier
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Sylvie Granon
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - Cyrille Vaillend
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
| | - José-Manuel Cancela
- Neuroscience Paris-Saclay Institute (Neuro-PSI), Unité Mixte de Recherche (UMR) 9197, Paris-Sud University, Paris-Saclay University, Orsay, France
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