Optogenetics for light control of biological systems

V Emiliani, E Entcheva, R Hedrich… - Nature Reviews …, 2022 - nature.com
Optogenetic techniques have been developed to allow control over the activity of selected
cells within a highly heterogeneous tissue, using a combination of genetic engineering and …

Restoring vision to the blind with chemical photoswitches

I Tochitsky, MA Kienzler, E Isacoff, RH Kramer - Chemical reviews, 2018 - ACS Publications
Degenerative retinal diseases such as retinitis pigmentosa (RP) and age-related macular
degeneration (AMD) affect millions of people around the world and lead to irreversible vision …

Light-induced charge generation in polymeric nanoparticles restores vision in advanced-stage retinitis pigmentosa rats

S Francia, D Shmal, S Di Marco, G Chiaravalli… - Nature …, 2022 - nature.com
Retinal dystrophies such as Retinitis pigmentosa are among the most prevalent causes of
inherited legal blindness, for which treatments are in demand. Retinal prostheses have been …

[HTML][HTML] Optogenetics for visual restoration: from proof of principle to translational challenges

M Lindner, MJ Gilhooley, S Hughes… - Progress in retinal and …, 2022 - Elsevier
Degenerative retinal disorders are a diverse family of diseases commonly leading to
irreversible photoreceptor death, while leaving the inner retina relatively intact. Over recent …

[HTML][HTML] Unsupervised spike sorting for large-scale, high-density multielectrode arrays

G Hilgen, M Sorbaro, S Pirmoradian, JO Muthmann… - Cell reports, 2017 - cell.com
We present a method for automated spike sorting for recordings with high-density, large-
scale multielectrode arrays. Exploiting the dense sampling of single neurons by multiple …

Vascular pericyte impairment and connexin43 gap junction deficit contribute to vasomotor decline in diabetic retinopathy

E Ivanova, T Kovacs-Oller… - Journal of …, 2017 - Soc Neuroscience
Adequate blood flow is essential to brain function, and its disruption is an early indicator in
diseases, such as stroke and diabetes. However, the mechanisms contributing to this …

Transplanted pluripotent stem cell-derived photoreceptor precursors elicit conventional and unusual light responses in mice with advanced retinal degeneration

D Zerti, G Hilgen, B Dorgau, J Collin, M Ader… - Stem Cells, 2021 - academic.oup.com
Retinal dystrophies often lead to blindness. Develo** therapeutic interventions to restore
vision is therefore of paramount importance. Here we demonstrate the ability of pluripotent …

Retinoic acid inhibitors mitigate vision loss in a mouse model of retinal degeneration

M Telias, KK Sit, D Frozenfar, B Smith, A Misra… - Science …, 2022 - science.org
Rod and cone photoreceptors degenerate in retinitis pigmentosa (RP). While downstream
neurons survive, they undergo physiological changes, including accelerated spontaneous …

Retinoic acid induces hyperactivity, and blocking its receptor unmasks light responses and augments vision in retinal degeneration

M Telias, B Denlinger, Z Helft, C Thornton… - Neuron, 2019 - cell.com
Light responses are initiated in photoreceptors, processed by interneurons, and synaptically
transmitted to retinal ganglion cells (RGCs), which send information to the brain. Retinitis …

A head mounted device stimulator for optogenetic retinal prosthesis

A Soltan, JM Barrett, P Maaskant… - Journal of neural …, 2018 - iopscience.iop.org
Objective. Our main objective is to demonstrate that compact high radiance gallium nitride
displays can be used with conventional virtual reality optics to stimulate an optogenetic …