Author
University of GenevaORCID 0000-0002-6565-6313Unclaimed ORCID profile · follow to get notified of new preprints
10 papers
Recent·Most cited
Aurélien M. Badina, Eleonore Raveloson, Isabel Meister, Quentin Amossé, Laurene Abjean, Kelly Ceyzériat, Stergios Tsartsalis, Serge Rudaz, P. Millet, Benjamin B. Tournier
The paper uses spatial transcriptomics and proteomics to show that Alzheimer's disease inflammation peaks in white matter, driven by lipid and carbonyl stress, and is linked to cognitive decline.
bioRxiv · Jul 28, 2026 · PreprintNeuroscience
Benjamin Vidal, Aurélien M. Badina, Violina Dorogan, Gabriel Henrique Schirmbeck, Eduardo Farias Sanches, Kelly Ceyzériat, Marit S. Knoop, Laurene Abjean, Stergios Tsartsalis, Stéphane Vladimir Sizonenko, Olivier Baud, P. Millet, Valerio Zerbi, Benjamin B. Tournier
This study shows that TSPO knockout prevents hippocampal network dysfunctions in 3xTgAD mice without affecting amyloid or tau levels.
Journal of Cerebral Blood Flow & Metabolism · Jun 1, 2026Peer-reviewedNeuroscience
Marit S. Knoop, Ece Trak, Marie-Laure Possovre, Yohan van de Looij, Gabriel Henrique Schirmbeck, Kelly Ceyzériat, Jean-Luc Pitetti, Eduardo Farias Sanches, Stefano Musardo, P. Millet, Stergios Tsartsalis, Benjamin B. Tournier, Camilla Bellone, Stéphane Vladimir Sizonenko, Alice Jacquens, Olivier Baud
This study shows that oxytocin release reduces acute neuroinflammation and improves long-term brain development after pediatric traumatic brain injury in mice.
bioRxiv · Jun 2, 2025 · PreprintNeuroscience
Aurélien M. Badina, Kelly Ceyzériat, Quentin Amossé, Alexandre Tresh, Laurene Abjean, Léa Guénat, Emilie Vauthey, Stergios Tsartsalis, P. Millet, Benjamin B. Tournier
The paper examines microglial, inflammatory, and oligodendrocyte dynamics in Alzheimer's disease stages, finding early neuroinflammation impairs oligodendrocytes while late stages show partial recovery.
Neurobiology of Disease · May 8, 2025Peer-reviewedNeuroscience
Laurene Abjean, Anthony Novell, Benoît Larrat, Boris Rafael Gueorguiev, Thomas Cailly, Christine Fossey, Frédéric Fabis, Rarès Salomir, Stergios Tsartsalis, Benjamin B. Tournier, Philippe Millet, Kelly Ceyzériat
This study investigates the effects of repeated low-intensity focused ultrasound (LiFUS) with microbubbles on microglial profiles in a rat model of Alzheimer's disease, finding both short-term and long-term changes in inflammation and amyloid levels.
bioRxiv · Sep 25, 2024 · PreprintNeuroscience
Benjamin B. Tournier, Kelly Ceyzériat, Aurélien M. Badina, Yesica Gloria, Aïda B. Fall, Quentin Amossé, Stergios Tsartsalis, P. Millet
This study investigates how hippocampal AD pathology affects striatal dopamine release and locomotion through chemogenetic manipulation in AD rat models.
NeuroImage · Aug 8, 2024Peer-reviewedNeuroscience
Stergios Tsartsalis, Hannah Sleven, Nurun Nahar Fancy, Frank Wessely, Amy M. Smith, Nanet Willumsen, To Ka Dorcas Cheung, Michal Rokicki, Vicky M. N. Chau, Eseoghene Ifie, Combiz Khozoie, Olaf Ansorge, Xin Yang, Marion H. Jenkyns, Karen Davey, , Paul McMahan Matthews
The paper identifies transcriptional signatures in vascular cells from Alzheimer's disease brains, revealing dysregulated pathways linked to vascular dysfunction and immune activation.
Nature Communications · Mar 12, 2024Peer-reviewedNeuroscience
Quentin Amossé, Benjamin B. Tournier, Aurélien M. Badina, Lilou Marchand-Maillet, Laurene Abjean, Sylvain Lengacher, Nurun Nahar Fancy, Amy M. Smith, Yeung-Yeung Leung, Verena Santer, Valentina Garibotto, David R. Owen, Camille Piguet, Kelly Ceyzériat, Stergios Tsartsalis, P. Millet
This study identifies cell type-specific immune alterations in bipolar disorder brains, showing reduced proinflammatory microglia and metabolic/immune dysregulation in astrocytes.
bioRxiv · Oct 29, 2023 · PreprintNeuroscience
Erik Nutma, Nurun Nahar Fancy, Maria Weinert, Stergios Tsartsalis, Manuel C. Marzin, Robert C. J. Muirhead, Irene N. Falk, Marjolein Breur, Joy de Bruin, David Hollaus, Robin Pieterman, Jasper J. Anink, David Story, Siddharthan Chandran, Jiabin Tang, , David R. Owen
The paper shows TSPO expression increases in activated microglia in rodent models but not in human neurodegenerative diseases, indicating species-specific differences in TSPO function.
Nature Communications · Aug 28, 2023Peer-reviewedNeuroscience
Amy M. Smith, Karen Davey, Stergios Tsartsalis, Combiz Khozoie, Nurun Nahar Fancy, See Swee Tang, Eirini Liaptsi, Maria Weinert, Aisling McGarry, Robert C. J. Muirhead, Steve Gentleman, David R. Owen, Paul McMahan Matthews
This study uses single-nuclei RNA sequencing to analyze astrocyte and microglial transcriptomes in Alzheimer's disease brains, identifying gene expression differences linked to amyloid-beta and phospho-tau pathology.
Acta Neuropathologica · Nov 12, 2021Peer-reviewedNeuroscience