Results 101 to 110 of about 35,804 (256)

Dual control of vascular tone and remodelling by ATP released from nerves and endothelial cells [PDF]

open access: yes, 2008
Purinergic signalling is important both in short-term control of vascular tone and in longer-term control of cell proliferation, migration and death involved in vascular remodelling.
Burnstock, G
core  

Aniridia‐associated keratopathy: Clinical and molecular mechanisms of disease progression and emerging therapeutic targets

open access: yesActa Ophthalmologica, EarlyView.
Abstract Congenital aniridia is a rare genetic disorder primarily caused by pathogenic variants of the PAX6 gene. It leads to various panocular anomalies, including aniridia‐associated keratopathy (AAK). This review highlights recent insights into its pathogenesis, focusing on clinical staging, microstructural changes in the cornea and molecular ...
N. Szentmáry   +27 more
wiley   +1 more source

Non‐physician delivered intravitreal injection service: A systematic review of safety, implementation, training and patient experience

open access: yesActa Ophthalmologica, EarlyView.
Abstract The global demand for intravitreal anti‐vascular endothelial growth factor (anti‐VEGF) therapy continues to rise, straining ophthalmic capacity worldwide. Task shifting from physicians to trained non‐physician healthcare professionals has emerged as a potential strategy to expand service delivery.
Trang Truong Laursen   +4 more
wiley   +1 more source

Overexpression of MMPs in Corneas Requiring Penetrating and Deep Anterior Lamellar Keratoplasty. [PDF]

open access: yes, 2019
PurposeMatrix metalloproteinases (MMPs) comprise a family of zinc-dependent endopeptidases involved in wound healing processes, including neovascularization and fibrosis. We assessed MMP protein expression levels in diseased corneas of patients requiring
Chan, Matilda F   +5 more
core  

Efeito do epitélio na absorção corneana de raios ultravioleta-A e riboflavina [PDF]

open access: yes, 2011
PURPOSE: To determine if the corneal epithelium prevents the collagen cross-linking effect. Using immunofluorescence microscopy after CXL, we indirectly analyzed the role of the epithelium as ultraviolet-A (UVA) shield as well as a barrier to riboflavin ...
Bottós, Katia Mantovani   +4 more
core   +2 more sources

Novel drugs approved by the EMA, the FDA and the MHRA in 2025: A year in review

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract In the 2025 novel drug mini‐review, one can take a full measure of the ingenuity that underlies current drug design and development, despite the year's smaller harvest (46 novel drugs) compared to 2024 (53) and 2023 (70). 54% of the novel drugs are first‐in‐class (FIC).
Andreas Papapetropoulos   +16 more
wiley   +1 more source

Human Fetal Keratocytes Have Multipotent Characteristics in the Developing Avian Embryo [PDF]

open access: yes, 2013
The human cornea contains stem cells that can be induced to express markers consistent with multipotency in cell culture; however, there have been no studies demonstrating that human corneal keratocytes are multipotent.
Bronner, Marianne E.   +2 more
core   +1 more source

Intraocular Metastasis: Differential Diagnosis and Management

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Intraocular metastases represent the most common type of malignant intraocular tumour in adults. These commonly affect the choroid but can also involve the iris, ciliary body, retina, vitreous, optic disc or lens. Breast and lung cancer are the most common origins of intraocular metastases.
Genovefa Μachairoudia   +3 more
wiley   +1 more source

Pro-Secretory Activity and Pharmacology in Rabbits of an Aminophenyl-1,3,5-Triazine CFTR Activator for Dry Eye Disorders. [PDF]

open access: yes, 2017
PurposePharmacological activation of ocular surface cystic fibrosis transmembrane conductance regulator (CFTR) chloride channels is a potential pro-secretory approach to treat dry eye disorders.
Felix, Christian M   +3 more
core   +2 more sources

Femtosecond Laser Created Corneal Allogenic Intrastromal Ring Segments for Keratoconus

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Background To evaluate the clinical outcomes of femtosecond laser‐created corneal allogenic intrastromal ring segments (femto‐CAIRS) in keratoconic eyes using a newly described nomogram. Methods This retrospective case series recruited 85 eyes from 75 patients.
David J. Gunn   +2 more
wiley   +1 more source

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