Results 21 to 30 of about 4,155,962 (233)

Small Interfering RNA Targeted to ASPP2 Promotes Progression of Experimental Proliferative Vitreoretinopathy

open access: yesMediators of Inflammation, 2016
Background. Epithelial-mesenchymal transition (EMT) of retinal pigment epithelium (RPE) is vital in proliferative vitreoretinopathy (PVR) development.
Xiao-Li Chen   +5 more
doaj   +1 more source

Prevalence, causes and socio-economic determinants of vision loss in Cape Town, South Africa. [PDF]

open access: yes, 2012
PURPOSE: To estimate the prevalence and causes of blindness and visual impairment in Cape Town, South Africa and to explore socio-economic and demographic predictors of vision loss in this setting.
Rogers, Graeme   +20 more
core   +2 more sources

The Ocular Biometry of Adult Cataract Patients on Lifeline Express Hospital Eye-Train in Rural China

open access: yesJournal of Ophthalmology, 2015
Aims. To describe and explore the distribution of ocular biometric parameters of adult cataract patients in rural China. Methods. Three Lifeline Express Hospital Eye-Train missions of Peking University People’s Hospital in China were chosen.
Xiaoguang Cao, Xianru Hou, Yongzhen Bao
doaj   +1 more source

Sudden loss of vision

open access: yesSouth African Family Practice, 2013
Sudden loss of vision, which causes consternation for both the patient and clinician, is a clinical problem that is encountered fairly regularly in most primary healthcare settings.
N. du Toit
doaj   +1 more source

Periocular Necrotizing Fasciitis Causing Posterior Orbitopathy and Vision Loss: How to Manage?

open access: yesTürk Oftalmoloji Dergisi, 2021
Necrotizing fasciitis (NF) is a rare, rapidly progressive bacterial infection. Periorbital NF may spread from the eyelid into the posterior orbit. Extent of the infection is critical in planning surgical debridement.
Bülent Yazıcı, Huri Sabur, Fatih Toka
doaj   +1 more source

Acute Orbital Apex Syndrome Caused by Idiopathic Sclerosing Orbital Inflammation

open access: yesDiagnostics, 2022
Idiopathic sclerosing orbital inflammation (ISOI) is a distinct entity among other orbital diseases. It is characterized by marked fibrosis and inflammatory cell infiltration that can damage orbital structures.
Chung-Chih Chang   +7 more
doaj   +1 more source

Left Superior Homonymous Quadrantanopia due to Giant Virchow-Robin Space

open access: yesCase Reports in Ophthalmology, 2023
A 51-year-old man was referred by his optometrist for an incidental finding of a visual field defect. Humphrey 24-2 SITA-Fast visual field testing revealed a left superior homonymous quadrantanopia, and magnetic resonance imaging of the brain showed a 2 ...
Michelle Lim, Jonathan A. Micieli
doaj   +1 more source

Clinical tips: Vision loss [PDF]

open access: yes, 2017
We rely on our eyes for many of our day-to-day activities, so it is easy to imagine how scary it would be, to suddenly experience a loss in vision.
Lau, Esther, Nissen, Lisa
core  

Extracellular matrix remodeling and immune reprogramming drive residual tumor progression of liver cancer after incomplete microwave ablation

open access: yesMolecular Oncology, EarlyView.
Incomplete microwave ablation (iMWA) of liver cancer triggers a biphasic progression in residual tumors. At Day 3, the microenvironment is characterized by acute inflammatory responses and extracellular matrix (ECM) remodeling. By Day 14, a profound shift occurs toward oncogenic signal transduction and immunosuppression, marked by macrophage ...
Yu Liu   +9 more
wiley   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

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