Neuroscience

Negative feedback stabilizes memories

(Medical Xpress)—Memories may be maintained in the brain through a mechanism familiar to any engineer—negative and positive feedback loops, according to researchers Sukbin Lim and Mark Goldman at the UC Davis Center for ...

Ophthalmology

Scientists regenerate retinal cells in mice

Scientists have successfully regenerated cells in the retina of adult mice at the University of Washington School of Medicine in Seattle.

Ophthalmology

A smart contact lens that diagnoses and treats glaucoma

Glaucoma is a common ocular disease in which the optic nerve malfunctions due to the increased intraocular pressure (IOP) caused by drainage canal blocking in the eye. This condition narrows the peripheral vision and can ...

Ophthalmology

Study shows daily aspirin intake can lead to blindness

(Medical Xpress) -- A new study published in Ophthalmology reveals that while taking a daily aspirin may reduce the risks of heart disease and stroke, a disturbing side effect has also been noted to increase the risk of developing ...

Ophthalmology

Can psychological stress cause vision loss?

Persistent psychological stress, which is widely recognized as a consequence of vision loss, is also a major contributor to its development and progression, according to a study now published in the EPMA Journal, the official ...

Ophthalmology

Blind man sees with help from tooth-implanted lens

(Medical Xpress)—In 1998, Ian Tibbets lost vision in his right eye, some time after he severely injured the cornea with a piece of scrap metal. Later on he also lost vision in his left eye. Tibbets was eventually referred ...

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