Summary
This study maps colour-opponent processing across the mouse subcortical visual system, revealing differential targeting of GABAergic and non-GABAergic neurons by light signals. These findings deepen understanding of how spectral information is routed through visual circuits, with implications for how different wavelengths of light may differentially influence non-image-forming responses relevant to circadian and pupillary control.
Key Findings
- Colour opponency is widespread across multiple subcortical visual regions in mice, not confined to a single nucleus
- ipRGC projections to the pretectal olivary nucleus (PON) shell are critical for pupillary responses, while the PON core receives diverse RGC input
- GABAergic and non-GABAergic neurons are differentially targeted by colour-opponent signals in subcortical visual areas
Categories
The Science of Light: Investigates colour opponency and ipRGC projections across mouse subcortical visual system, directly relevant to photoreceptor biology and phototransduction pathways.
Author(s)
RC Feord, A Gomoliszewska, A Pienaar
Publication Year
2023
Related Publications
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