Bhasker Raj

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First successful transplant of retinas made from embryonic stem cells

For the first time, scientists have successfully transplanted light-detecting cells in the retina, grown from embryonic stem cells, into mice--a feat …

Eye Receptor Transplants May Restore Eyesight to the Blind

Scientists at the University College London have perhaps discovered a method for restoring the vision of blind people.<p>As reported by <i>New Scientist</i>, …

Vsp Eyecare Presents:15 Things Didn't Know About Your Eyes!

Vsp Eyecare Presents:15 Things Didn't Know About Your Eyes!<p>1. The average blink lasts for about 1/10th of a second.<br>2. While it takes some time for most parts of your body to warm up to their full potential, your eyes are on their “A game” 24/7.<br>3. Eyes heal quickly. With proper care, it only takes about 48 hours for the eye to repair a corneal scratch.<br>4. Seeing is such a big part of everyday life that it requires about half of the brain to get involved.<br>5. Newborns don’t produce tears. They make …

Scientists grow human heart tissue using stem cells

Scientists grow human heart tissue using stem cells<p>Scientists this week marked progress in the quest to manufacture transplant organs.<br>RELATED STORIES<br>How to make an artificial jellyfish? A mix of rat cells and silicone (VIDEO)<br>Downstate healing and teaching<br>Powered by Inform<br>Scientists said Tuesday they had used stem cells to grow human heart tissue that contracted spontaneously in a petri dish -- marking progress in the quest to manufacture transplant organs.<p>A team from the University of …

Scientists transplant photoreceptors from retina grown in a dish

UCL scientists have carried out the first successful transplant of light-sensitive photoreceptor cells extracted from a synthetic retina, grown ‘in a …

Miracle of #Vision : It Isn't Only What We See

<b>Miracle of</b> <b>#Vision</b> <b>: It Isn't Only What We See</b><p>I came across this intriguing read on the internet whilst researching the nature of our sight and its miraculous machinery and nature. I think it is a useful read and an original way of approaching the subject. The article continues :<p>Even though we think we see the world so fully, what we are receiving is really just hints, edges in space and time," said Frank S. Werbin, Professor of molecular and cellular biology at the College of Letters & Science …

There's an exceptional article in today's Telegraph about Dr.…

There's an exceptional article in today's Telegraph about Dr. Yoshiki Sasai of the Riken Institute of Developmental Biology and his research to understand the retina of the human eye. The title is a bit misleading, but this is one of those cases where the science is moving ahead at a good pace. Unfortunately Dr. Sasai killed himself after a botched article he had coathored with some issues in it. It didn't seem to impact the high regard people held him in. He was and still is one of the world's …

Japan conducted world's first surgery to implant "iPS" stem cells to restore human sight

<b>World’s 1st iPS transplant performed</b> <b><br>Date:</b> Sep 12, 2014 <b><br>Source:</b> Yomiuri Shimbun<p>KOBE (Jiji Press) — A team led by RIKEN researcher Masayo Takahashi …

Stem Cells Used To Improve Low Vision  http://bit.ly/1vdL4P9

“Embryonic stem cells transplanted into eyes of blind restore sight,” The Daily Telegraph reports, covering a study where human stem cells were transplanted into the eyes of people with visual impairment. This led to a significant improvement in their vision.<p>This new research involved nine women with age-related macular degeneration and nine people with a rare condition called Stargardt’s macular dystrophy, both of which cause progressive damage to the retina. Macular degeneration is the …

Is there a cure for blindness? Stem cell therapy helps patien…

Is there a cure for blindness? Stem cell therapy helps patients regain eyesight for first time<p>The promise held by embryonic stem cells for treating a wide range of disorders has been recognised fro many years. Their ability to differentiate into any type of cell means they can generate replacement tissue for any part of the body, and it is this quality that led a group of scientists in the US to test whether they could bring sight back to patients suffering from progressive blindness. They …

Blind People Regain Limited Vision After Stem Cell Transplants

Blind People Regain Limited Vision After Stem Cell Transplants<p>Researchers had developed a new way to try to cure blindness. They had transplanted stem cells into blind patient eyes. They tested on 18 patients. They found that 10 patients visual acuity improved, 7 remained the same, and 1 patient got worst. The results were that the stem cells could slow or reverse vision loss. Also they have found that 3 years after the transplant no medical problems occurred for any of the patients. Dr. Steven …

Successful retina transplant sparks hope - Macular Degeneration Association

The retina of a 70-year-old woman suffering from macular degeneration, the leading cause of blindness in the developed world. The otherwise routine …

Successful retina transplant sparks hope

The Globe And Mail<p><i>A microscopic view shows a colony of human embryonic stem cells (light blue) growing on fibroblasts (dark blue) in this handout</i> …

Doctors Use Adult (Not Embryonic) Stem Cells To Grow And Implant Petri-Dish Retina

The clones are coming! The clones are coming! (Maybe.) Doctors have grown a retina in a petri dish using stem cells from a 70-year-old patient’s skin and successfully transplanted the retina to her eye at Japan’s Riken Center for Developmental Biology.<p>This marks the first time a transplanted organ …

Successful retina transplant sparks hope

Transplant doctors are stepping gingerly into a new world, one month after a Japanese woman received the first-ever tissue transplant using stem cells that came from her own skin, not an embryo.<p>On Sept. 12, doctors in a Kobe hospital replaced the retina of a 70-year-old woman suffering from macular …

In Pursuit of Emmetropia: Choosing from the Refractive Surgery Menu

The tremendous success of modern laser vision correction has helped establish refractive surgery comanagement as a leading subspecialty in optometric …

When the Lens is Down and Out

<b>Q: I recently fit a large-diameter scleral lens (18mm) on a moderately severe keratoconus patient with adequate central clearance, but the lens</b> …

Philips Shines Light on First 3D-Printed Smart Lamp

As 3D-printed objects and smart home technology become even hotter product categories, it makes sense that Philips is rolling out an app-controlled …