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Author

Letizia Mariotti

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Open access Sep 2026

A collicular somatostatinergic circuit gates sensory access to action

Animals are exposed to far more sensory information than can be converted into action and must prioritise behaviourally salient events. Although salience is commonly studied as modulation of sensory representations, stimulus prioritisation may also arise at premotor stages, through mechanisms that regulate the readines...

Daniel de Malmazet, Letizia Mariotti, Yuan-Xin Zhang et al. · 0 citations
Review Open access Jul 2026

The emerging role of astrocytes in spatial cognition, action and Alzheimer’s disease

The role of astrocyte-neuron interactions in spatial cognition, goal-directed behaviour, and their impairment in Alzheimer’s disease are discussed, and the mouse models used to investigate spatial deficits and associated astrocyte activity are reviewed.

Marion Gaborit, Anahita Arabi, Letizia Mariotti · 0 citations

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