Results 21 to 30 of about 31,207 (301)

Effect of Tropicamide on crystalline Lens rise in low-to-moderate myopic eyes

open access: yesBMC Ophthalmology, 2020
Background Cycloplegics have been reported to induce changes in the lens thickness. However, the studies of correlation between cycloplegia and the lens position are limited. This study aims to investigate changes in crystalline lens rise (CLR) and other
Zhuoyi Chen   +4 more
doaj   +1 more source

A comparative study to determine the nature of the eye lens protein in the two types of birds Iraqi

open access: yesمجلة بغداد للعلوم, 2015
The study showed significant differences between the average weight lens and the average amount protein in the lens between that Kestrel Falco tinnunculus L. and the Collared Dove Streptopelia decaocto F.
Baghdad Science Journal
doaj   +1 more source

A comparative study to determine the native eye lens protein in the some types of Iraqi vertebrates

open access: yesمجلة بغداد للعلوم, 2017
This study showed that the lens in baloot muluki fish Chondrostoma regium is transparent, spherical shape, and solid in textures, while in the tree frog Hyla arborea savignyi, freshwater turtles Clemmys caspia caspia, white–eared bulbul Pycnonotus ...
Baghdad Science Journal
doaj   +1 more source

Assessment of tilt and decentration of crystalline lens and intraocular lens relative to the corneal topographic axis using anterior segment optical coherence tomography. [PDF]

open access: yesPLoS ONE, 2017
To investigate the tilt and decentration of the crystalline lens and the intraocular lens (IOL) relative to the corneal topographic axis using anterior segment ocular coherence tomography (AS-OCT).A sample set of 100 eyes from 49 subjects (41 eyes with ...
Shuhei Kimura   +7 more
doaj   +1 more source

Chromatin remodeling enzyme Brg1 is required for mouse lens fiber cell terminal differentiation and its denucleation [PDF]

open access: yes, 2010
Background: Brahma-related gene 1 (Brg1, also known as Smarca4 and Snf2 beta) encodes an adenosine-5'-triphosphate (ATP)-dependent catalytical subunit of the (switch/sucrose nonfermentable) (SWI/SNF) chromatin remodeling complexes.
He, Shuying   +38 more
core   +1 more source

Intraocular light scatter as modeled through a stratified medium [PDF]

open access: yes, 2001
Intraocular light scatter is modeled through a stratified medium. It is shown that the eye lens possesses properties of an interference filter. In conditions that may mimic opacification, as found with cataract formation, such a filter may have stop ...
Pierscionek, Barbara   +2 more
core   +1 more source

Dysfunctional lens syndrome: a prospective review

open access: yesRevista Brasileira de Oftalmologia, 2021
The term dysfunctional lens syndrome has gained acceptance in the field and encompasses natural changes due to aging of crystalline lens. The evolution of diagnostic devices has been a key factor in better staging, understanding and characterizing of ...
Jorge Selem Haddad   +4 more
doaj   +1 more source

The Crystalline Lens [PDF]

open access: yesAmerican Journal of Ophthalmology, 1918
With the reservations mentioned in the first paragraph of the Digest of the Literature this section brings the subject up to April, 1919.
openaire   +2 more sources

Evaluation of anterior segment parameters in pars plana vitrectomy and silicone oil injection

open access: yesDelta Journal of Ophthalmology, 2020
Purpose The aim of this study was to compare the changes in anterior segment parameters induced by pars plana vitrectomy (PPV) and silicone oil injection in phakic and pseudophakic eyes.
Moataz H Osman   +2 more
doaj   +1 more source

A test for crystalline lens biocompatibility [PDF]

open access: yesEye, 1991
The current use of monkeys for testing intraocular fluids and viscoelastic materials is being questioned because of the decreasing availability and increasing cost of these scarce animals. The rabbit is an inexpensive, readily available, and convenient animal which might provide an alternative model for this purpose.
L, Allarakhia   +2 more
openaire   +2 more sources

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