Stem Cells Treating Blindness

Gilbert bernier has a plan to cure blindness. His plan involves coaxing stem cells to become sheets of precious cone photoreceptors the eye s light sensitive cells and then transplanting them into blind eyes to restore vision. Implantation of a specially engineered patch of retinal pigment epithelium rpe cells derived from stem cells has restored vision in the subjects both of whom are affected by wet age related macular degeneration amd.

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Italian researchers report that the stem cell procedure resulted in successful corneal transplantation in three fourths of patients with blindness in one or both eyes caused in most patients by.

Stem cells treating blindness.

Specialised cells in the eye serve specific functions to focus light and turn what is being seen into signals sent to the brain. Holoclar is currently the only clinically approved stem cell treatment for the eye. Blindness caused by disorders such as retinitis pigmentosa and macular degeneration are considered to be good candidates for stem cell therapies. This study and similar subsequent studies created a lot of excitement about the potential.

The eye contains several types of stem cells that constantly replace specialised cell that become worn out or damaged. Researchers at karolinska institutet and st erik eye hospital in sweden have discovered a way to refine the production of retinal cells from embryonic stem cells for treating blindness in the. But researchers think it could work for other kinds of vision loss as well. Injecting treatment in to a blind eye carries low risks as eyes are encapsulated and wayward cells likely would not travel to other parts of the body.

Researchers hope the new procedure will also help in the future to treat dry amd and similar diseases of the retina. How it works to perform the stem cell transplant researchers initially tested things out in blind mice. In the study 18 patients with either disorder received transplants of retinal epithelial cells rpe made from stem cells that came from human embryos. The embryos were from ivf procedures and.

In 2006 nature published a paper describing how stem cells could be used to restore sight in blind mice. The team at karolinska institutet and st erik eye hospital reported this. Scientists in sweden have innovated a method of treating blindness using embryonic stem cells to produce retinal cells. Mar 29 2017 the biology of treating blindness with stem cells dr.

They injected stem cells into the rear of the eye. Those who might benefit the most from this stem cell treatment are people who suffer from macular degeneration.

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