Results 91 to 100 of about 20,236 (253)

Albumin Levels in Tear Film Modulate the Bioavailability of Medically-Relevant Topical Drugs

open access: yesFrontiers in Pharmacology, 2020
The breakdown of blood-tear barrier that occurs with ocular pathology allows for large amounts of albumin to leak into the tear fluid. This process likely represents an important restriction to drug absorption in ophthalmology, as only the unbound drug ...
Lionel Sebbag   +3 more
doaj   +1 more source

Urocortin 2 Gene Transfer Improves Glycemic Control and Reduces Retinopathy and Mortality in Murine Insulin Deficiency. [PDF]

open access: yes, 2020
Type 1 diabetes affects 20 million patients worldwide. Insulin is the primary and commonly the sole therapy for type 1 diabetes. However, only a minority of patients attain the targeted glucose control and reduced adverse events.
Bhargava, Raag   +10 more
core  

Effect of phenylephrine on static and dynamic accommodation. [PDF]

open access: yes, 2019
PURPOSE: We tested the hypothesis that changes in accommodation after instillation of Phenylephrine Hydrochloride (PHCl) observed in some studies could be caused by changes in optics.
Alpern   +39 more
core   +1 more source

Sociodemographic and Clinical Determinants of Glaucoma in a Sub‐Saharan African Population: A Case‐Control Study

open access: yesHealth Science Reports, Volume 9, Issue 4, April 2026.
ABSTRACT Background and Aims Glaucoma is a leading cause of irreversible blindness worldwide, with a disproportionate burden in Sub‑Saharan Africa. Identifying sociodemographic and clinical determinants is critical for early detection and prevention. This study identified glaucoma risk factors in Ghanaians and evaluated their prognostic significance ...
Angelina Ampong   +8 more
wiley   +1 more source

Overproduction of 42 Amino Acids Long Amyloid Beta Leads to Activation of Secretory Autophagy and Development of Drusen‐Like Structures Originating From Retinal Pigment Epithelium

open access: yesThe FASEB Journal, Volume 40, Issue 5, 15 March 2026.
The role of 42 amino acids long amyloid beta (Aβ) in the retinal pigment epithelium (RPE) was investigated using 5xFAD mice model overproducing Aβ. The RPE cells of 5xFAD mice showed increased oxidative stress, accumulation of autophagy‐destined proteins, increased expression of secretory autophagy markers, and increase in epithelial‐to‐mesenchymal ...
Johanna Ruuth   +7 more
wiley   +1 more source

Murine Biocompatibility Evaluation of an Albumin‐Derived Complex and Nanoparticle Delivery System for Ocular Applications

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 3, March 2026.
ABSTRACT Age‐related macular degeneration (AMD) is a leading cause of irreversible vision loss in the aging population, with no curative treatment currently available. Current therapies primarily target late‐stage symptoms and are limited by their frequent and invasive intravitreal (IVT) injections.
Amna Abdalbaqi   +4 more
wiley   +1 more source

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

open access: yesLaser &Photonics Reviews, Volume 20, Issue 5, 6 March 2026.
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

Mydriasis as a Secondary Effect in Patients With HLA‐B27–Associated Uveitis

open access: yesMedicine Advances, Volume 4, Issue 1, Page 12-19, March 2026.
HLA‐B27‐associated acute anterior uveitis causes significant inflammation of the iris and anterior chamber, which disrupts normal parasympathetic control and results in increased sympathetic tone leading to pupil dilation (mydriasis). This finding can sometimes resemble herpetic uveitis, making a clinical context and careful evaluation crucial for ...
Saim Mahmood Khan   +6 more
wiley   +1 more source

Increase in esodeviation under cycloplegia with 0.5% tropicamide and 0.5% phenylephrine mixed eye drops in patients with hyperopia and esotropia

open access: yesBMC Ophthalmology, 2017
Backgroud To evaluate the manifestations of increased esodeviation under cycloplegia with 0.5% tropicamide and 0.5% phenylephrine in children with hyperopia and esotropia. Methods We reviewed the medical record of 34 children with hyperopia and esotropia
In Jeong Lyu, Kyung-Ah Park, Sei Yeul Oh
doaj   +1 more source

RdgB2 is required for dim-light input into intrinsically photosensitive retinal ganglion cells. [PDF]

open access: yes, 2015
A subset of retinal ganglion cells is intrinsically photosensitive (ipRGCs) and contributes directly to the pupillary light reflex and circadian photoentrainment under bright-light conditions.
Berson, David M   +8 more
core   +2 more sources

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