Results 31 to 40 of about 4,143,466 (348)

A visual feedback system for micromanipulation with stereoscopic microscope [PDF]

open access: yes, 1998
A stereoscopic microscope is widely used in a micromanipulation such as to operate genes and to inspect integration circuits. As in these tasks the micromanipulation is handled and makes too heavy burden to operators, it is desirable to perform the ...
Endo, Hiroshi   +5 more
core   +1 more source

The Susceptibility of Retinal Ganglion Cells to Glutamatergic Excitotoxicity Is Type-Specific

open access: yesFrontiers in Neuroscience, 2019
Retinal ganglion cells (RGCs) are the only output neurons that conduct visual signals from the eyes to the brain. RGC degeneration occurs in many retinal diseases leading to blindness and increasing evidence suggests that RGCs are susceptible to various ...
Ian Christensen   +10 more
doaj   +1 more source

A reconfigurable real-time morphological system for augmented vision [PDF]

open access: yes, 2013
There is a significant number of visually impaired individuals who suffer sensitivity loss to high spatial frequencies, for whom current optical devices are limited in degree of visual aid and practical application.
Ahmadinia, A.   +4 more
core   +2 more sources

Numerosity as a visual property: Evidence from two highly evolutionary distant species

open access: yesFrontiers in Physiology, 2023
Most animals, from humans to invertebrates, possess an ability to estimate numbers. This evolutionary advantage facilitates animals’ choice of environments with more food sources, more conspecifics to increase mating success, and/or reduced predation ...
Mercedes Bengochea, Bassem Hassan
doaj   +1 more source

ARMNet: A Network for Image Dimensional Emotion Prediction Based on Affective Region Extraction and Multi-Channel Fusion

open access: yesSensors
Compared with discrete emotion space, image emotion analysis based on dimensional emotion space can more accurately represent fine-grained emotion. Meanwhile, this high-precision representation of emotion requires dimensional emotion prediction methods ...
Jingjing Zhang   +4 more
doaj   +1 more source

Visual examination apparatus [PDF]

open access: yes, 1976
An automated visual examination apparatus for measuring visual sensitivity and mapping blind spot location including a projection system for displaying to a patient a series of visual stimuli. A response switch enables him to indicate his reaction to the
Fitzgerald, J. W.   +2 more
core   +1 more source

Dysflective cones: Visual function and cone reflectivity in long-term follow-up of acute bilateral foveolitis. [PDF]

open access: yes, 2017
PURPOSE:Confocal adaptive optics scanning laser ophthalmoscope (AOSLO) images provide a sensitive measure of cone structure. However, the relationship between structural findings of diminished cone reflectivity and visual function is unclear.
Cunningham, Emmett T   +9 more
core   +1 more source

The Visual Systems of Zebrafish

open access: yesAnnual Review of Neuroscience
The zebrafish visual system has become a paradigmatic preparation for behavioral and systems neuroscience. Around 40 types of retinal ganglion cells (RGCs) serve as matched filters for stimulus features, including light, optic flow, prey, and objects on a collision course.
Baier, Herwig, Scott, Ethan K.
openaire   +3 more sources

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács   +8 more
wiley   +1 more source

Anatomy of nerve fiber bundles at micrometer-resolution in the vervet monkey visual system

open access: yeseLife, 2020
Although the primate visual system has been extensively studied, detailed spatial organization of white matter fiber tracts carrying visual information between areas has not been fully established.
Hiromasa Takemura   +6 more
doaj   +1 more source

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