Results 81 to 90 of about 4,576,146 (339)

Sustained Convergence, Axial Length, and Corneal Topography [PDF]

open access: yesOptometry and Vision Science, 2010
To investigate the influence of convergence on axial length and corneal topography in young adult subjects.Fifteen emmetropic young adult subjects with normal binocular vision had axial length and corneal topography measured immediately before and after a 15-min period of base out (BO) prismatic spectacle lens wear.
Read, Scott   +3 more
openaire   +3 more sources

An Arrangement of Flow Velocities and Turbulence Profiles of Co-Axial Cold Jet [PDF]

open access: yes, 1976
Results of calculations and experiments on the cold co-axial flow presented in this paper are summalized as follows ; (1) A theoretical expression method for co-axial flow field of two dimension is investigated to estimate more exactly the flow profile ...
Shimamoto, Yuzuru, Tanaka, Yutaka
core   +1 more source

Influence of the time of day on axial length and choroidal thickness changes to hyperopic and myopic defocus in human eyes

open access: yesExperimental Eye Research, 2019
Research in animal models have shown that exposing the eye to positive or negative spectacle lenses can lead to predictable changes in eye growth. Recent research indicates that brief periods (1–2 h) of monocular defocus results in small, but significant
Daniel Moderiano   +6 more
semanticscholar   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Accuracy of formulae for secondary intraocular lens power calculations in pediatric aphakia

open access: yesJournal of Current Ophthalmology, 2017
Purpose: To compare the accuracy of axial length vergence formulas versus refractive vergence formulas for secondary intraocular lens (IOL) implantation in pediatric aphakia. Methods: This retrospective comparative study, evaluated 31 eyes of 31 patients
Fouad R. Nakhli   +2 more
doaj   +1 more source

Daily axial length and choroidal thickness variations in young adults: Associations with light exposure and longitudinal axial length and choroid changes.

open access: yesExperimental Eye Research, 2019
Evidence from animal studies suggests that the eye's natural diurnal rhythms can be disrupted by altering the light/dark cycle or during refractive error development.
S. Ulaganathan   +3 more
semanticscholar   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

Advances in myopia research anatomical findings in highly myopic eyes

open access: yesEye and Vision, 2020
Background The goal of this review is to summarize structural and anatomical changes associated with high myopia. Main text Axial elongation in myopic eyes is associated with retinal thinning and a reduced density of retinal pigment epithelium (RPE ...
Jost B. Jonas   +4 more
doaj   +1 more source

Axial length in unilateral idiopathic central serous chorioretinopathy [PDF]

open access: yesInternational Journal of Ophthalmology, 2016
AIM: To evaluate the axial length (AXL) in unilateral idiopathic central serous chorioretinopathy (CSC). METHODS: This retrospective case-control study was comprised of a consecutive case series of 35 patients with acute unilateral idiopathic CSC, and ...
Hoseok Moon   +2 more
doaj   +1 more source

Code algebras, axial algebras and VOAs [PDF]

open access: yes, 2018
Inspired by code vertex operator algebras (VOAs) and their representation theory, we define code algebras, a new class of commutative non-associative algebras constructed from binary linear codes. Let $C$ be a binary linear code of length $n$.
Castillo-Ramirez, Alonso   +2 more
core   +3 more sources

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