Results 91 to 100 of about 4,871,943 (300)

Immunohistochemical characterization of the connection between melanopsin-expressing horizontal cells and photoreceptor cells in the lamprey retina.

open access: yes, 2014
Melanopsin-expressing horizontal cells (A, green) and two types of photoreceptor cells (B, magenta) are stained with the anti-melanopsin antibody and anti-transducin antibody (TF15), respectively.
Takashi Nagata (336038)   +6 more
core   +1 more source

Photoreceptor-specific gene expression profiling in ninaEG69D eyes.

open access: yes, 2021
(A) A schematic diagram of the Drosophila ommatidium. Shown are seven photoreceptor cells, R1 to R7. KASH-GFP (green) coats the outer membranes of R1 to R6 nuclei (red). Rh1 localizes to the apical membrane structure known as rhabdomeres (gray).
Hyung Don Ryoo (11625018)   +1 more
core   +1 more source

Retinomorphic Visual Processing Enabled by Contact‐Engineered IGZO Optoelectronic Synaptic Memtransistors

open access: yesAdvanced Science, EarlyView.
Here, we present an optoelectronic synaptic memtransistor (OSMT) integrating photoresponsive IGZO with contact‐engineered HfO2, enabling electrically and optically tunable synaptic weights. The device demonstrates broad range of tunable conductance states and array‐level image processing, highlighting its potential for intelligent machine vision ...
Donghyun Kang   +6 more
wiley   +1 more source

Neuromorphic Devices and Computing for Sensing, Memory, and Control

open access: yesAdvanced Science, EarlyView.
This review introduces neuromorphic devices made from diverse materials. These devices mimic neuronal functions and architectures and, when integrated with artificial or biological computing, can form closed loops with neurons for pressure, optical, acoustic, and biochemical sensing and modulation.
Zhengguang Zhu   +2 more
wiley   +1 more source

Apoptosis of photoreceptor cells in TGR rats from 1 to 7 months.

open access: yes, 2013
Apoptosis occurs since the first month, peaks in the third month. Even in the 7-month retinas there are still apoptotic photoreceptor cells to be detected. No apoptotic cells are detectable in the SD rats. Upper panel: SD, lower panel: TGR.
Naoyuki Tanimoto (32417)   +10 more
core   +1 more source

Organic Electrochemical Transistors for Neuromorphic Bioelectronics: Materials and Manufacturing Technologies

open access: yesAdvanced Science, EarlyView.
Organic electrochemical transistors bridge biological ionic signaling and neuromorphic computation through volumetric electrochemical gating. This review connects Organic mixed ionic–electronic conductor materials, device architectures, and manufacturing technologies to show how geometry, ion transport, and fabrication strategies program plasticity ...
Hyunjin Lee   +5 more
wiley   +1 more source

Targeting Apolipoprotein E4 rescues photoreceptor degeneration by inhibiting the disease-associated microglia activation in experimental retinal detachment

open access: yesJournal of Neuroinflammation
Retinal detachment (RD) is a prevalent ocular disorder that leads to photoreceptor death and irreversible visual impairment. Following RD, microglia—the resident immune cells of the retina—become activated and participate in regulating inflammatory ...
Xiaomeng Li   +5 more
doaj   +1 more source

The connecting cilium inner scaffold provides a structural foundation that protects against retinal degeneration

open access: yesPLoS Biology, 2022
Inherited retinal degeneration due to loss of photoreceptor cells is a leading cause of human blindness. These cells possess a photosensitive outer segment linked to the cell body through the connecting cilium (CC).
Olivier Mercey   +10 more
doaj  

Photoreceptor-specific genes are hypomethylated in photoreceptors and methylated in non-photoreceptor cells from the INL.

open access: yes, 2012
Cells from the ONL (expressing cells) and INL (non-expressing cells) were isolated by LCM from adult mouse retina. Genomic DNA was isolated and bisulfite sequenced.
Shannath L. Merbs (179936)   +6 more
core   +1 more source

Self‐Propelled HPB@Lip@AB Nanomotors Ameliorate Dry Eye Disease

open access: yesAdvanced Science, EarlyView.
A self‐propelled HPB@Lip@AB nanomotor system is developed for dry eye disease (DED) therapy, facilitating rapid penetration across ocular surface barriers while integrating hydrogen therapy with multi‐enzyme‐like antioxidant activity. The nanoplatform restores mitochondrial function, suppresses oxidative stress, inflammation, and apoptosis, and ...
Jing Li   +9 more
wiley   +1 more source

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