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Dimitri Ryczko

Professeur, Faculté de médecine et des sciences de la santé
FMSS Département de pharmacologie-physiologie

Présentation

Sujets, disciplines ou intérêts de recherche

Neuroscience

Diplômes

  • (2015-2017). Postdoc, Neuroscience (Kolta Lab). Université de Montréal. Montréal, Canada.
  • (2009-2015). Postdoc, Neuroscience (Dubuc Lab). Université de Montréal. Montréal, Canada.
  • (2005-2009). Ph.D. Neuroscience (Cabelguen Lab). Université de Bordeaux. Bordeaux, France.
  • (2005). M.Sc. Neuroscience. Université de Bordeaux. Bordeaux, France.
  • (2003). B.Sc. Biology and Geology. Université de Bordeaux. Bordeaux, France.

Expériences académiques

  • Associate Professor. (2021-). Université de Sherbrooke. Sherbrooke, QC, Canada.
  • Assistant Professor. (2017-2021). Université de Sherbrooke. Sherbrooke, QC, Canada.

Publications

Articles

  • Dimitri Ryczko. (2024). The Mesencephalic Locomotor Region: Multiple Cell Types, Multiple Behavioral Roles, and Multiple Implications for Disease. The Neuroscientist. DOI
  • Andrea Juárez Tello, Cornelis Immanuel van der Zouwen, Léonie Dejas, Juan Duque-Yate, Joël Boutin, Katherine Medina-Ortiz, Jacinthlyn Sylvia Suresh, Jordan Swiegers, Philippe Sarret, Dimitri Ryczko. (2024). Dopamine-sensitive neurons in the mesencephalic locomotor region control locomotion initiation, stop, and turns. Cell Reports. DOI
  • Réjean Dubuc, Jean-Marie Cabelguen, Dimitri Ryczko. (2023). Locomotor pattern generation and descending control: a historical perspective. Journal of Neurophysiology. DOI
  • Aurélie Flaive, Dimitri Ryczko. (2022). From retina to motoneurons: A substrate for visuomotor transformation in salamanders. Journal of Comparative Neurology. DOI
  • Robin Thandiackal, Kamilo Melo, Laura Paez, Johann Herault, Takeshi Kano, Kyoichi Akiyama, Frédéric Boyer, Dimitri Ryczko, Akio Ishiguro, Auke J. Ijspeert. (2021). Emergence of robust self-organized undulatory swimming based on local hydrodynamic force sensing. Science Robotics. DOI
  • Maxime Fougère, Cornelis Immanuel van der Zouwen, Joël Boutin, Dimitri Ryczko. (2021). Heterogeneous expression of dopaminergic markers and Vglut2 in mouse mesodiencephalic dopaminergic nuclei A8–A13. Journal of Comparative Neurology. DOI
  • Dimitri Ryczko, Maroua Hanini‐Daoud, Steven Condamine, Benjamin J. B. Bréant, Maxime Fougère, Roberto Araya, Arlette Kolta. (2021). S100β‐mediated astroglial control of firing and input processing in layer 5 pyramidal neurons of the mouse visual cortex. The Journal of Physiology. DOI
  • Dimitri Ryczko, András Simon, Auke Jan Ijspeert. (2020). Walking with Salamanders: From Molecules to Biorobotics. Trends in Neurosciences. DOI
  • Dimitri Ryczko, Swantje Grätsch, Michael H. Alpert, Jackson J. Cone, Jacquelin Kasemir, Angelina Ruthe, Philippe-Antoine Beauséjour, François Auclair, Mitchell F. Roitman, Simon Alford, Réjean Dubuc. (2020). Descending Dopaminergic Inputs to Reticulospinal Neurons Promote Locomotor Movements. The Journal of Neuroscience. DOI
  • (2020). The serotonin reuptake blocker citalopram destabilizes fictive locomotor activity in salamander axial circuits through 5-HT1A receptors. Journal of neurophysiology. DOI
  • Immanuel van der Zouwen, C., Ryczko, D. (2020). Motor Control: Swim Harder, Faster, Stronger. Current Biology. DOI
  • (2019). Descending dopaminergic control of brainstem locomotor circuits. Current Opinion in Physiology. DOI
  • (2018). [A descending dopaminergic pathway to control movement]. Medecine sciences : M/S. DOI
  • (2017). Nigral Glutamatergic Neurons Control the Speed of Locomotion. The Journal of neuroscience : the official journal of the Society for Neuroscience. DOI
  • (2017). Dopamine and the Brainstem Locomotor Networks: From Lamprey to Human. Frontiers in neuroscience. DOI
  • (2016). A descending dopamine pathway conserved from basal vertebrates to mammals. Proceedings of the National Academy of Sciences of the United States of America. DOI
  • (2015). The mesencephalic locomotor region sends a bilateral glutamatergic drive to hindbrain reticulospinal neurons in a tetrapod. The Journal of comparative neurology. DOI
  • Ryczko D, Knüsel J, Crespi A, Lamarque S, Mathou A, Ijspeert AJ, Cabelguen JM. (2015). Flexibility of the axial central pattern generator network for locomotion in the salamander. DOI
  • Bicanski A, Ryczko D, Knuesel J, Harischandra N, Charrier V, Ekeberg Ö, Cabelguen JM, Ijspeert AJ. (2013). Decoding the mechanisms of gait generation in salamanders by combining neurobiology, modeling and robotics. DOI
  • Bicanski A, Ryczko D, Cabelguen JM, Ijspeert AJ. (2013). From lamprey to salamander: an exploratory modeling study on the architecture of the spinal locomotor networks in the salamander. DOI
  • Knüsel J, Bicanski A, Ryczko D, Cabelguen JM, Ijspeert AJ. (2013). A salamander's flexible spinal network for locomotion, modeled at two levels of abstraction. DOI
  • Ryczko D, Grätsch S, Auclair F, Dubé C, Bergeron S, Alpert MH, Cone JJ, Roitman MF, Alford S, Dubuc R. (2013). Forebrain dopamine neurons project down to a brainstem region controlling locomotion. DOI
  • Ryczko D, Dubuc R. (2013). The multifunctional mesencephalic locomotor region. DOI
  • Le Ray D, Juvin L, Ryczko D, Dubuc R. (2011). Chapter 4--supraspinal control of locomotion: the mesencephalic locomotor region. DOI
  • Bicanski A, Ryczko D, Cabelguen J, Ijspeert AJ. (2011). Modeling axial spinal segments of the salamander central pattern generator for locomotion.
  • Ryczko D, Charrier V, Ijspeert A, Cabelguen JM. (2010). Segmental oscillators in axial motor circuits of the salamander: distribution and bursting mechanisms. DOI
  • Brocard F, Ryczko D, Fénelon K, Hatem R, Gonzales D, Auclair F, Dubuc R. (2010). The transformation of a unilateral locomotor command into a symmetrical bilateral activation in the brainstem. DOI
  • Cabelguen JM, Ijspeert A, Lamarque S, Ryczko D. (2010). Axial dynamics during locomotion in vertebrates lesson from the salamander. DOI
  • Ryczko D, Dubuc R, Cabelguen JM. (2010). Rhythmogenesis in axial locomotor networks: an interspecies comparison. DOI
  • Chevallier S, Jan Ijspeert A, Ryczko D, Nagy F, Cabelguen JM. (2008). Organisation of the spinal central pattern generators for locomotion in the salamander: biology and modelling. DOI
  • Ijspeert AJ, Crespi A, Ryczko D, Cabelguen JM. (2007). From swimming to walking with a salamander robot driven by a spinal cord model. DOI
  • Navailles S, Moison D, Ryczko D, Spampinato U. (2006). Region-dependent regulation of mesoaccumbens dopamine neurons in vivo by the constitutive activity of central serotonin2C receptors. DOI

Articles de conférence

  • Ryczko, D., Thandiackal, R., Ijspeert, A.J. (2016). Interfacing a salamander brain with a salamander-like robot: Control of speed and direction with calcium signals from brainstem reticulospinal neurons. Proceedings of the IEEE RAS and EMBS International Conference on Biomedical Robotics and Biomechatronics. DOI

Autres contributions

Cours enseignés ou supervisés à l'UdeS

  • NSC701 - Neuroanatomie et neurophysiologie fonctionnelles. (2024-2026). (2CR).

Divers

  • Maxime Fougère, Cornelis Immanuel van der Zouwen, Joël Boutin, Kloé Neszvecsko, Philippe Sarret, Dimitri Ryczko. (2021). Optogenetic stimulation of glutamatergic neurons in the cuneiform nucleus controls locomotor movements in a mouse model of Parkinson’s disease.
  • Rejean Dubuc, Dimitri Ryczko. (2015). F1000Prime Recommendation.
  • Rejean Dubuc,. (2014). F1000Prime Recommendation.
  • Rejean Dubuc,. (2014). F1000Prime Recommendation.
  • Rejean Dubuc,. (2013). F1000Prime Recommendation.
  • Rejean Dubuc,. (2013). F1000Prime Recommendation.
  • Rejean Dubuc,. (2013). F1000Prime Recommendation.
  • Rejean Dubuc,. (2012). F1000Prime Recommendation.
  • Rejean Dubuc,. (2012). F1000Prime Recommendation.
  • Rejean Dubuc,. (2011). F1000Prime Recommendation.
  • Rejean Dubuc,. (2011). F1000Prime Recommendation.
  • Rejean Dubuc,. (2011). F1000Prime Recommendation.