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Imagerie cérébrale Karalis

Neuronal Circuits & Brain Dynamics

Portrait Nikolas Karalis
Nikolas KARALIS

PhD, Team Leader, PI, INSERM

Team presentation

The "Neuronal Circuits & Brain Dynamics" team is interested in the organization of neural circuits and how the collective action of neurons gives rise to complex and emerging brain dynamics and behaviour.

We are interested in how neuronal circuits are organized and how the collective action of neurons gives rise to the emergent complex brain dynamics and behavior.

We focus on how neurochemicals and bodily signals influence the brain.

  • We study how the simultaneous release of neuromodulators, such as dopamine and serotonin, influences the activity of neurons and the coordination of brain regions
  • We also study how bodily signals, such as breathing, serve as fundamental elements of the oscillatory circuit architecture
  • We employ our approach to study the brain dynamics during behavior and sleep and their involvement in the transformation of fleeting experiences into long-term memories

To answer these fundamental questions about the nature and function of the brain, we combine a range of cutting-edge neurotechnologies that enable us to observe and control the activity of the brain.

  • We use electricity and light to "read" and "write" information and memories into the brain
  • We use genetics to modify the activity and architecture of neuronal circuits
  • We use mathematics to analyze and model our data and gain insights into the activity of the brain

Using these approaches, we aim to identify and explore the fundamental principles of neural circuit organization and apply our understanding for the improvement of the human condition.

Team members

Portrait Nikolas Karalis
Nikolas KARALIS

PhD, Team Leader, PI, INSERM

News from the team

erc
Nikolas Karalis, team leader at the Paris Brain Institute, is awarded the ERC Starting Grant 2024.
The European Research Council's (ERC) Starting Grants are prestigious and highly competitive awards, designed to enable young scientists to build their research team, and to carry out ambitious and innovative projects addressing unexplored scientific...
09.16.2024 Institutional
Portrait Nikolas Karalis
Nikolas Karalis : exploring the brain dynamics of our internal states
Nikolas Karalis joined the Brain Institute in January 2024. His work will focus on the fundamental link between brain activity and neurotransmitter balance.
02.15.2024 Portraits
bienvenue
Welcome aboard!
As part of the call for the group leader position launched in spring 2021, two young researchers have been selected from 260 to develop their own research teams within the Institute. These two teams will develop completely new scientific and...
07.20.2023 Institutional