Results 31 to 40 of about 17,021 (235)

Color-discrimination threshold determination using pseudoisochromatic test plates

open access: yesFrontiers in Psychology, 2014
We produced a set of pseudoisochromatic plates for determining individual color-difference thresholds to assess test performance and test properties, and analyzed the results.
Kaiva eJurasevska   +8 more
doaj   +1 more source

Color Vision Defects in School Going Children

open access: yesJournal of Nepal Medical Association, 2010
Introduction: Color Vision defect can be observed in various diseases of optic nerve and retina and also a significant number of people suffer from the inherited condition of red and green color defect.
R K Shrestha   +3 more
doaj   +1 more source

Color vision restrictions for medical school admission: a discussion on regulations in ASEAN countries compared to countries across the world

open access: yesInternational Journal of Retina and Vitreous, 2023
Color vision deficiency impairs one’s ability to perceive and discriminate colors. Color-deficient individuals may face discrimination in various occupations, particularly in medical school admissions.
Ting Fang Tan   +3 more
doaj   +1 more source

Sunglasses, Traffic Signals, and Color Vision Deficiencies [PDF]

open access: yesOptometry and Vision Science, 2009
ABSTRACT Purpose. To determine (a) the effect of different sunglass tint colorations on traffic signal detection and recognition for color normal and color deficient observers, and (b) the adequacy of coloration requirements in current sunglass standards.
Dain, Stephen   +2 more
openaire   +3 more sources

Structural and functional correlates in color vision deficiency [PDF]

open access: yesEye, 2011
The aim of this study is to assess the photoreceptor integrity, using spectral domain optical coherence tomography (SD-OCT), and to measure the retinal sensitivity of patients with congenital red-green color vision deficiency (CVD).In all, 14 eyes from 7 patients with congenital red-green CVD (diagnosed by Farnsworth Munsell 100 hue test), and 14 eyes ...
A, Gupta   +3 more
openaire   +2 more sources

Spatial visual function in anomalous trichromats: Is less more?

open access: yesPLoS ONE, 2019
Color deficiency is a common inherited disorder affecting 8% of Caucasian males with anomalous trichromacy (AT); it is the most common type of inherited color vision deficiency.
Ravid Doron   +9 more
doaj   +1 more source

Interaction of HS1BP3 with cortactin modulates TKS5 localisation, cell secretion and cancer malignancy

open access: yesMolecular Oncology, EarlyView.
Here, we demonstrate that HS1BP3 interacts with Cortactin through a proline‐rich region (PRR3.1) and show that this interaction, and HS1BP3 itself, promote cancer cell proliferation and invasion. Inhibition of this interaction leads to build‐up of TKS5 in multivesicular endosomes and altered secretion of CD63 and CD9, providing an explanation for the ...
Arja Arnesen Løchen   +9 more
wiley   +1 more source

Multispectral Analysis of Color Vision Deficiency Tests

open access: yesMedžiagotyra, 2011
Color deficiency tests are usually produced by means of polygraphy technologies and help to diagnose the type and severity of the color deficiencies. Due to different factors, as lighting conditions or age of the test, standard characteristics of these ...
Sergejs FOMINS, Maris OZOLINSH
doaj   +1 more source

Perception of color emotions for single colors in red-green defective observers [PDF]

open access: yesPeerJ, 2016
It is estimated that inherited red-green color deficiency, which involves both the protan and deutan deficiency types, is common in men. For red-green defective observers, some reddish colors appear desaturated and brownish, unlike those seen by normal ...
Keiko Sato, Takaaki Inoue
doaj   +2 more sources

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

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