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Ophthalmology news
Ophthalmology
Bio-based membranes with ocular stem cells to treat corneal disorders
The production, preparation, and use of bacterial nanocellulose as corneal bandages could be the key to help delicate stem cells to migrate to the cornea and heal the eye from a range of ocular disorders.
Feb 25, 2021
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Researchers identify 127 glaucoma genes in largest study of its kind
In the largest genome-wide association study of glaucoma comparing the genes of 34,179 people with the disease to 349,321 control subjects, an international consortium of researchers identified 44 new gene loci and confirmed ...
Feb 24, 2021
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Doctors reverse jumping vision caused by light deprivation
Gradual exposure to light restored vision to a migraine sufferer who developed miner's nystagmus after an extended period of severe light deprivation, reports a team led by UCL experts.
Feb 24, 2021
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Improved vectors for ocular gene therapy
Strategies based on the use of gene therapy to mitigate the effects of mutations that cause blindness are undergoing rapid development. Novel gene vectors now achieve widespread gene delivery and reduce the risks associated ...
Feb 22, 2021
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Visually impaired face new challenges navigating a world remade by COVID-19
Will Butler breezed through the entrance of the Silver Lake Trader Joe's, bypassing a small line of shoppers waiting to get in. An employee monitoring access said nothing as Butler swept a red-tipped white cane to find his ...
Feb 22, 2021
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New therapeutic approach may help treat age-related macular degeneration effectively
Runt-related transcription factor 1 (RUNX1) has been linked to retinal neovascularization and the development of abnormal blood vessels, which result in vision loss in diabetic retinopathy. Now, scientists have found that ...
Feb 22, 2021
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New hope for better treatments against macular degeneration
A number of new treatments for age-related macular degeneration (AMD), a progressive eye disease, are under development. AMD is a leading cause of vision loss in older people.
Feb 22, 2021
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Treating vision loss globally would have social and economic benefits
Published today in The Lancet Global Health, a new commission report on global eye health calls for eye care to be included in mainstream health services and development policies. It argues that this is essential to achieve ...
Feb 17, 2021
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COVID-19 linked to potentially dangerous eye abnormalities
Researchers using MRI have found significant abnormalities in the eyes of some people with severe COVID-19, according to a study published in the journal Radiology. The study results support the need for eye screening in ...
Feb 16, 2021
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Visual hallucinations among blind people increase during pandemic
People with Charles Bonnet Syndrome, which involves visual hallucinations for people who have lost their sight, have had worsening symptoms during the pandemic, finds a study led by UCL researchers.
Feb 15, 2021
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Discovery of a new drug for diabetic retinopathy
A potentially effective treatment for diabetic retinopathy, a disease that swells and scars the retina, has been developed by an Université de Montréal scientist and investigator at Maisonneuve-Rosemont Hospital Research ...
Feb 11, 2021
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Object transparency reduces human perception of three-dimensional shapes
Toyohashi University of Technology discovered that when people judge the thickness of an object, objects with glass-like transparent optical properties are perceived to be flatter than they actually are. This discover may ...
Feb 11, 2021
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New research sheds light on vision loss in Batten disease
Progressive vision loss, and eventually blindness, are the hallmarks of juvenile neuronal ceroid lipofuscinosis (JNCL) or CLN3-Batten disease. New research shows how the mutation associated with the disease could potentially ...
Feb 06, 2021
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Synthesized very-long-chain polyunsaturated fatty acids improved retinal function in mice
Scientists like the John A. Moran Eye Center's Paul S. Bernstein, MD, Ph.D., know a special class of lipids, or fatty acids, found in the retina of the eye and in just a few other parts of the body play an important role ...
Feb 04, 2021
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Remyelinating drug could improve vision in patients with multiple sclerosis
A team led by a biomedical scientist at the University of California, Riverside, reports a drug—an estrogen receptor ligand called indazole chloride (IndCl)—has the potential to improve vision in patients with multiple ...
Feb 03, 2021
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Sustained blindness risk higher with severe diabetic retinopathy at diagnosis
(HealthDay)—More advanced diabetic retinopathy (DR) at first diagnosis is a significant risk factor for developing sustained blindness over two years, according to a study published online Jan. 20 in Diabetes Care.
Feb 03, 2021
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The benefits of reading outdoors
Contrast is a sensory property that makes stimuli stand out. Writers, designers, and musicians all use contrast to emphasize striking differences in text, visual displays and melodies. In vision, luminance contrast describes ...
Feb 02, 2021
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Generation of conjunctivae in a dish
Conjunctival tissue is perhaps most recognizable to the average person in relation to conjunctivitis—but it's a vital part of the eye's functionality and protection. In a new study, researchers from Osaka University generated ...
Feb 02, 2021
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Halved risk for severe retinal disease in extremely premature infants
Risk for a severe form of retinopathy of prematurity, which can cause blindness in extremely premature babies, was halved when the newborns were given a new supplement combining various fatty acids. This was shown in a Swedish ...
Feb 02, 2021
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