Results 101 to 110 of about 54,125 (306)

Systems and methods for altering visual acuity [PDF]

open access: yes, 2012
Provided are systems operable to effect a temporary change in a modulation transfer function (MTF) of a target imaging system. The systems include a light source operable to produce light for transient propagation onto at least a portion of the target ...
Milner, Thomas E.   +3 more
core   +1 more source

Comparative Study of Accommodative Function and Binocular Vision in Patients With Primary Angle‐Closure Disease

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT The age‐related decline in accommodative function after the age of 50 years corresponds with an increasing incidence of primary angle‐closure disease (PACD); however, the interaction between this decline and PACD remains unexamined. Additionally, refractive error‐accommodation associations in elderly individuals, which are critical for PACD ...
Feng‐Rui Yang   +6 more
wiley   +1 more source

Anterior Chamber Flare as an Objective and Quantitative Noninvasive Method for Oculopathy in Transthyretin V30M Amyloidosis Patients

open access: yesJournal of Ophthalmology, 2018
Purpose. Assess the aqueous humor flare in transthyretin V30M amyloidosis patients (ATTRV30M). Materials and Methods. This is a retrospective, cross-sectional, noninterventional comparative study including 28 ATTRV30M patients with a unilateral scalloped
João Beirão   +5 more
doaj   +1 more source

Effect of aflibercept combined with triamcinolone acetonide on aqueous humor growth factor and inflammatory mediators in diabetic macular edema [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To investigate the efficacy of aflibercept combined with sub-tenon injection of triamcinolone acetonide (TA) in treating diabetic macular edema (DME) and to examine changes in growth factors and inflammatory mediator levels in aqueous humor after ...
De-Shuang Li   +3 more
doaj   +1 more source

Ocular pharmacoscintigraphic and aqueous humoral drug availability of ganciclovir-loaded mucoadhesive nanoparticles in rabbits [PDF]

open access: yes, 2013
The present report describes the improved ocular retention and aqueous humoral drug availability of ganciclovir (GCV) when administered via topical instillation of different kind of nanoparticles onto the rabbit eye.
Ahmad, Farjam Jalees   +6 more
core   +2 more sources

Sediment trap preservative choice impacts particle‐associated microbial community composition

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Understanding and quantifying the microbial contribution to particulate organic matter (POM) flux and carbon cycling in the ocean relies largely on the collection of sinking POM. A critical aspect of evaluating microbial communities on sediment trap‐collected POM is their preservation until recovery and sample processing.
Nicola L. Paul   +7 more
wiley   +1 more source

Varicella-Zoster Virus Is Strongly Associated with Atypical Necrotizing Herpetic Retinopathies [PDF]

open access: yes, 2017
Aqueous humor samples from nine patients with atypical necrotizing retinopathies of suspected viral origin, six with acute retinal necrosis syndrome (ARN), and 17 with active cytomegalovirus (CMV) retinitis underwent amplification for viral DNA of herpes
Böhnke, M., Garweg, J.
core  

Dynamic Retinal Pathology in Glaucoma Progression Revealed by High‐Resolution Functional Imaging in Vivo

open access: yesLaser &Photonics Reviews, EarlyView.
In this work, we investigated the dynamic retinal pathology of glaucoma from onset to late stages through longitudinal in vivo high‐resolution imaging in a silicone oil‐induced ocular hypertension (SOHU) glaucoma mouse model. We developed an optimized adaptive optics two‐photon excitation fluorescence microscopy (AO‐TPEFM) technique for morphological ...
Yiming Fu   +6 more
wiley   +1 more source

Ex Vivo Evaluation of Poly(Solketal Acrylate) Nanoparticles for Intravitreal Drug Delivery to the Posterior Eye Segment

open access: yesMacromolecular Rapid Communications, EarlyView.
Nile Red‐loaded poly(solketal acrylate) nanoparticles enable fluorescence tracking and exhibit nontoxic profiles in retinal cells. Enhanced cellular uptake and deep retinal penetration after intravitreal injection highlight their excellent potential for targeted ocular drug delivery to the posterior segment of the eye.
Yasaman Pourdakheli Hamedani   +6 more
wiley   +1 more source

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