News tagged with retinal
Flexible adult stem cells, right there in your eye
In the future, patients in need of perfectly matched neural stem cells may not need to look any further than their own eyes. Researchers reporting in the January issue of Cell Stem Cell, a Cell Press publication, have identi ...
Jan 05, 2012 |
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Nanometer-scale growth of cone cells tracked in living human eye
Humans see color thanks to cone cells, specialized light-sensing neurons located in the retina along the inner surface of the eyeball. The actual light-sensing section of these cells is called the outer segment, which is ...
Dec 20, 2011 |
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Nanoparticles help researchers deliver steroids to retina
Hitching a ride into the retina on nanoparticles called dendrimers offers a new way to treat age-related macular degeneration and retinitis pigmentosa. A collaborative research study among investigators at Wayne State University, ...
Nanotechnology / Bio & Medicine
Dec 13, 2011 |
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Discovery alters conventional understanding of sight
A discovery by a team of researchers led by a Syracuse University physicist sheds new light on how the vision process is initiated. For almost 50 years, scientists have believed that light signals could not be initiated unless ...
Jun 23, 2011 |
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Nanosized diamonds enable progress in retinal prostheses
Research groups in several countries are making progress in retinal prosthesis development. If they achieve their aims, patients who have gone blind, due to loss of their photoreceptors, could recover a better ...
Nanotechnology / Bio & Medicine
Jun 17, 2011 |
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First patients enroll in US stem cell trials on blindness
The first clinical trials that examine the use of stem cells to treat two forms of blindness are ready to begin now that patients have been enrolled, a US company announced on Thursday.
Medicine & Health / Medical research
Jun 16, 2011 |
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Researchers report progress using iPS cells to reverse blindness
Researchers have used cutting-edge stem cell technology to correct a genetic defect present in a rare blinding disorder, another step on a promising path that may one day lead to therapies to reverse blindness ...
Jun 15, 2011 |
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Historic first images of rod photoreceptors in the living human eye
Scientists today reported that the tiny light-sensing cells known as rods have been clearly and directly imaged in the living eye for the first time. Using adaptive optics (AO), the same technology astronomers ...
Jun 08, 2011 |
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EyeLock brings biometric security to your websites
(PhysOrg.com) -- Biometric security is always a field of interest for those people who need to keep your data secure. Currently, it is used in a wide variety of high security applications, mostly by large ...
Electronics / Consumer & Gadgets
May 13, 2011 |
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There's more to implants than meets the eye
In this month's Physics World, Richard Taylor, professor of physics, psychology and art at the University of Oregon, warns that artificial retinal implants – a technology fast becoming a reality – must adapt to the ...
Technology / Hi Tech & Innovation
Apr 28, 2011 |
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Stroke incidence higher among patients with certain type of retinal vascular disease
Patients with a disease known as retinal vein occlusion (RVO) have a significantly higher incidence of stroke when compared with persons who do not have RVO, according to a report in the March issue of Archives of Ophthalmology, one of ...
Medicine & Health / Diseases, Conditions, Syndromes
Mar 14, 2011 |
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New microscope decodes complex eye circuitry (w/ Video)
The sensory cells in the retina of the mammalian eye convert light stimuli into electrical signals and transmit them via downstream interneurons to the retinal ganglion cells which, in turn, forward them to ...
Medicine & Health / Medical research
Mar 09, 2011 |
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Clustering gene expression changes reveals pathways toward glaucoma prevention
Using a method that involved the clustering of samples that showed similarity in expression profiles, Jackson Laboratory researchers were able to identify molecular signatures of early events in glaucoma progression -- events ...
Medicine & Health / Medical research
Mar 07, 2011 |
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Study suggests statins may prevent diabetic-related blindness
New University of Georgia research has found that a statin drug that is often known by the brand-name Lipitor may help prevent blindness in people with diabetes.
Medicine & Health / Medical research
Feb 17, 2011 |
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Pivotal discoveries in age-related macular degeneration
A team of researchers, led by University of Kentucky ophthalmologist Dr. Jayakrishna Ambati, has discovered a molecular mechanism implicated in geographic atrophy, the major cause of untreatable blindness ...
Medicine & Health / Medical research
Feb 06, 2011 |
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