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Ophthalmology news

Involuntary eye movements could be targeted by restoring retinal dopamine, mouse experiments suggest

Researchers have found a possible way to stop abnormal signals in the retina that are linked to involuntary eye movements (nystagmus). In experiments on mouse retinas in the lab, restoring dopamine signaling stopped these ...

Scientists outline blueprint for next-generation wearable eye health sensors

Dr. Yangzhi Zhu of the Terasaki Institute for Biomedical Innovation (TIBI), with collaborators at UC San Diego and USC, published a Nature Sensors perspective on what it will take to turn tear-based wearable sensors into ...

Statins may protect people from developing glaucoma

Taking statins is linked to a lower risk of developing glaucoma and a reduced chance of it getting worse, suggest the findings of research published online in the British Journal of Ophthalmology.

What your eyes could reveal about your heart health

More than 2,000 years ago, the Greek mathematician Euclid began his treatise "Optics" with an assumption that now sounds peculiar: visual rays traveled out from the eye toward the objects we see.

Decadelong study finds smoking worsens sickle cell retinopathy

Sickle cell retinopathy (SCR), a common, potentially blinding eye condition found among some people with sickle cell disease, is caused by misshapen blood cells blocking blood vessels in the light-sensing retina. In a 10-year ...

How a membrane lipid tunes the eye's response to light

Weill Cornell Medicine investigators have determined how a molecule within cells can help tune the eyes' sensitivity to light. The study identified the molecule's binding site on a protein in retinal cells, which should enable ...

Chemists shed light on how age-related cataracts may begin

Cataracts are a leading cause of blindness worldwide and are considered a priority disease by the World Health Organization. In a new study, researchers at the University of California, Irvine uncovered how a subtle chemical ...

Registry data address major gaps in rare eye cancer

Eye experts at Flinders University have released new global findings that reveal how a rare eye cancer first appears, offering vital insights that will help doctors diagnose the disease earlier and improve care for patients ...

Eyes may be a window into early Alzheimer's detection

The eyes—specifically, the outer area of the retina—may provide a window into early detection of Alzheimer's disease (AD) long before irreversible brain damage has occurred, according to new research from Houston Methodist. ...

Eye cancer genes predetermine liver metastasis, study finds

Cells from cancerous tumors can spread, or metastasize, throughout the body. Researchers have long sought to understand what determines where those cells will go and thrive in order to more effectively treat the cancer and ...