Results 121 to 130 of about 698,339 (387)

Müller glia provide essential tensile strength to the developing retina

open access: yesJournal of Cell Biology, 2015
When the formation of Müller glia is inhibited in the zebrafish retina, a major consequence is that the retina begins to rip apart due to a loss of the mechanical resilience that these glial cells provide to the neural tissue.
R. MacDonald   +5 more
semanticscholar   +1 more source

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, EarlyView.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

From Vision Sensor to Actuators, Spike Based Robot Control through Address-Event-Representation [PDF]

open access: yes, 2009
One field of the neuroscience is the neuroinformatic whose aim is to develop auto-reconfigurable systems that mimic the human body and brain. In this paper we present a neuro-inspired spike based mobile robot.
Civit Balcells, Antón   +5 more
core   +1 more source

High-Resolution Optical Coherence Tomography in Late-Stage Familial Foveal Retinoschisis

open access: yesTürk Oftalmoloji Dergisi, 2012
A 35-year-old male patient with blurred vision in both eyes since childhood has been diagnosed with foveaschisis at the age of 14. The patient had 5 brothers, all reported to have similar retinal problems.
Hakan Özdemir   +3 more
doaj   +1 more source

The Rise of Mechanobiology for Advanced Cell Engineering and Manufacturing

open access: yesAdvanced Materials, EarlyView.
With the growing demand for cell‐based therapies, efficient cellular engineering is crucial. This review calls for greater recognition of mechanobiology principles applied through advanced biomaterial designs, mechanical confinement, and highlights recent advances using micro/nanotechnologies to enhance cell manufacturing.
Huan Ting Ong   +8 more
wiley   +1 more source

Synthetic retina for AER systems development [PDF]

open access: yes, 2009
Neuromorphic engineering tries to mimic biology in information processing. Address-Event Representation (AER) is a neuromorphic communication protocol for spiking neurons between different layers.
Civit Balcells, Antón   +4 more
core  

A spatial contrast retina with on-chip calibration for neuromorphic spike-based AER vision systems [PDF]

open access: yes, 2007
We present a 32 32 pixels contrast retina microchip that provides its output as an address event representation (AER) stream. Spatial contrast is computed as the ratio between pixel photocurrent and a local average between neighboring pixels obtained ...
Costas Santos, Jesús   +3 more
core   +1 more source

Serous Macular Detachments

open access: yesTürk Oftalmoloji Dergisi, 2012
Serous macular detachment has only recently been recognized to occur in a significant number of eyes with macular pathology including diabetic retinopathy, retinal vein occlusion, Behçet disease, Irvine-Gass syndrome and pars planitis.
Hakan Özdemir   +3 more
doaj   +1 more source

Neuromorphic Light‐Responsive Organic Matter for in Materia Reservoir Computing

open access: yesAdvanced Materials, EarlyView.
In this work we show that light‐responsive adaptive organic matter can store and process information at the matter level, and emulate neuromorphic functionalities such as short term memory, long term memory and visual memory. Besides demonstrating that material dynamics can be exploited for spatio‐temporal event detection and motion perception, we show
Federico Ferrarese Lupi   +5 more
wiley   +1 more source

Biophysical modelling of a drosophila photoreceptor [PDF]

open access: yes, 2009
It remains unclear how visual information is co-processed by different layers of neurons in the retina. In particular, relatively little is known how retina translates vast environmental light changes into neural responses of limited range.
Billings, S.   +5 more
core  

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