Circuits for multisensory integration in the perirhinal cortex
While watching a movie or listening to a friend, our brain integrates information from all the senses to build a coherent neural representation of the experience. This allows our brain to assign a voice to each character in the mo...
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Información proyecto RhinalMultiSense
Duración del proyecto: 25 meses
Fecha Inicio: 2020-03-04
Fecha Fin: 2022-04-30
Líder del proyecto
SINTEF AS
No se ha especificado una descripción o un objeto social para esta compañía.
Presupuesto del proyecto
214K€
Fecha límite de participación
Sin fecha límite de participación.
Descripción del proyecto
While watching a movie or listening to a friend, our brain integrates information from all the senses to build a coherent neural representation of the experience. This allows our brain to assign a voice to each character in the movie and localize it in the visual space, or to anticipate the meaning of our friend’s speech from hers lip movements. This function of the brain is called multisensory integration (MSI) and is a core function of the nervous system. In the mammalian cortex, MSI occurs in associative areas such as prefrontal cortex, posterior parietal cortex and perirhinal cortex (PER). The role of PER in MSI is supported by neuroanatomical data, however the investigation of the circuits underlying MSI in PER has been hampered by technical limitations in manipulating neurons processing a specific information. In RhinalMultiSense I will combine novel technological tools to disentangle the architecture of MSI in PER. I will combine engram technology and viral tracing to describe the inputs impinging onto perirhinal neurons activated by a specific modality. I will then combine engram technology and optogenetics to investigate the output connectivity of these neurons. The results of RhinalMultiSense will inspire new hypothesis and investigation on the function of PER circuits in sensory processing in health and disease.