Sensory processing at ribbon synapses in the retina and the cochlea

T Moser, CP Grabner, F Schmitz - Physiological reviews, 2020 - journals.physiology.org
In recent years, sensory neuroscientists have made major efforts to dissect the structure and
function of ribbon synapses which process sensory information in the eye and ear. This …

How do horizontal cells 'talk'to cone photoreceptors? Different levels of complexity at the cone–horizontal cell synapse

CA Chapot, T Euler, T Schubert - The Journal of physiology, 2017 - Wiley Online Library
The first synapse of the retina plays a fundamental role in the visual system. Due to its
importance, it is critical that it encodes information from the outside world with the greatest …

Photoreceptor outer segment-like structures in long-term 3D retinas from human pluripotent stem cells

KJ Wahlin, JA Maruotti, SR Sripathi, J Ball… - Scientific reports, 2017 - nature.com
The retinal degenerative diseases, which together constitute a leading cause of hereditary
blindness worldwide, are largely untreatable. Development of reliable methods to culture …

Voltage-gated calcium channels: key players in sensory coding in the retina and the inner ear

T Pangrsic, JH Singer, A Koschak - Physiological reviews, 2018 - journals.physiology.org
Calcium influx through voltage-gated Ca (CaV) channels is the first step in synaptic
transmission. This review concerns CaV channels at ribbon synapses in primary sense …

Transmission at rod and cone ribbon synapses in the retina

WB Thoreson - Pflügers Archiv-European Journal of Physiology, 2021 - Springer
Light-evoked voltage responses of rod and cone photoreceptor cells in the vertebrate retina
must be converted to a train of synaptic vesicle release events for transmission to …

The structural and functional integrity of rod photoreceptor ribbon synapses depends on redundant actions of dynamins 1 and 3

C Hanke-Gogokhia, TE Zapadka, S Finkelstein… - Journal of …, 2024 - jneurosci.org
Vertebrate vision begins with light absorption by rod and cone photoreceptors, which
transmit signals from their synaptic terminals to second-order neurons: bipolar and …

The mammalian rod synaptic ribbon is essential for Cav channel facilitation and ultrafast synaptic vesicle fusion

CP Grabner, T Moser - Elife, 2021 - elifesciences.org
Rod photoreceptors (PRs) use ribbon synapses to transmit visual information. To signal 'no
light detected'they release glutamate continually to activate post-synaptic receptors. When …

Mechanisms of simultaneous linear and nonlinear computations at the mammalian cone photoreceptor synapse

CP Grabner, D Futagi, J Shi, V Bindokas… - Nature …, 2023 - nature.com
Neurons enhance their computational power by combining linear and nonlinear
transformations in extended dendritic trees. Rich, spatially distributed processing is rarely …

[HTML][HTML] Eliminating synaptic ribbons from rods and cones halves the releasable vesicle pool and slows down replenishment

CS Mesnard, CL Barta, AL Sladek, D Zenisek… - International journal of …, 2022 - mdpi.com
Glutamate release from rod and cone photoreceptor cells involves presynaptic ribbons
composed largely of the protein RIBEYE. To examine roles of ribbons in rods and cones, we …

Ca2+ sensor synaptotagmin-1 mediates exocytosis in mammalian photoreceptors

JJ Grassmeyer, AL Cahill, CL Hays, C Barta… - Elife, 2019 - elifesciences.org
To encode light-dependent changes in membrane potential, rod and cone photoreceptors
utilize synaptic ribbons to sustain continuous exocytosis while making rapid, fine …