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Ophthalmology in Biological News

Major breakthrough in early detection and prevention of AMD

... of physiology, professor and vice-chair of ophthalmology and visual sciences, and the Dr. E. Vernon and ... occur," said Dr. Stephen J. Ryan, professor of ophthalmology at the University of Southern California and ... said Dr. Patricia A. D'Amore, professor of ophthalmology at Harvard Medical School. "The preclinical data ...

Scientists eye secrets of retinal regeneration

... the retina, scientists in the Department of ophthalmology at Weill Cornell Medical College in New York ... Dr. Ching-Hwa Sung, professor of cell biology in ophthalmology and professor of cell and developmental biology ... Chuang, assistant professor of cell biology in ophthalmology at Weill Cornell. In the study, the ...

Blood vessel protein reverses macular degeneration, diabetic retinopathy in mice

... diabetic retinopathy, said Kang Zhang, M.D., Ph.D., associate professor of ophthalmology and visual sciences at the University of Utahs John A. Moran Eye Center ... of the Universitys John A. Moran Eye Center and professor and chair of ophthalmology and visual sciences, called Lis finding historic. This is a major ...

Gamma globulin effective in treating eye infections caused by adenoviruses

... being published in the September 1 issue of the journal Investigative ophthalmology and Visual Science and available online now, have significant implications ... believe that topical Ig may be of value in many settings, including ophthalmology units in hospitals, pediatric units, community clinics and in global ...

LSUHSC's Bazan awarded ARRA grant to preserve vision

... New Orleans, LA Haydee Bazan, PhD, Professor of ophthalmology at LSU Health Sciences Center New Orleans School of Medicine, has been awarded a $710,000 grant over two years by the National Institutes of Health ...

Omega-3 fatty acids appear to impact AMD progression

... have lower risk of progression to both wet and dry forms of advanced AMD. The results are published on-line ahead of print in the British Journal of ophthalmology . "Data from the present study also shows the supplements and omega-3 fatty acids collaborate with low-dietary glycemic index (dGI) diets against ...

Roberta A. Pagon receives lifetime award in genetics from March of Dimes

... program. Dr. Pagon has been a medical geneticist for more than 25 years and also is adjunct professor in the University's departments of ophthalmology and medicine. Her clinical work focuses on genetic eye diseases and syndrome delineation reviewing the symptoms of patients who do not have a ...

Elephant shark genome sequence leads to discovery of color perception in deep-sea fish

... discovery. Dr. Venkatesh is a scientist at Singapore's Institute of Molecular and Cell Biology (IMCB), while Dr. Hunt is based at the Institute of ophthalmology at University College London (UCL). The research team found that the elephant shark had three cone pigments for color vision and, like humans, it ...

Cats' eye diseases genetically linked to diseases in humans

... retinal blindness in humans also cause retinal blindness in cats," said Kristina Narfstrom, the Ruth M. Kraeuchi-Missouri Professor in Veterinary ophthalmology in the MU College of Veterinary Medicine. "Now, cats with these mutations can be used as important animal models to evaluate the efficiency of gene ...

Diet could reduce onset of eye disease by 20 percent

... is currently no cure for the more common 'dry' form of the disease, which is suffered by 90% of AMD patients. Professor Ian Grierson, Head of ophthalmology at the University, has produced a comprehensive cooking guide called 'Fruit for Vision', designed to add fruit and vegetables into everyday meals. ...

Potential new herpes therapy studied

... it from popping up again," Lewin said. The UF team which also includes researchers and clinicians from obstetrics and gynecology, orthopedics and ophthalmology and the university's Genetics Institute came up with a way to cut the virus' RNA to prevent reactivation. By designing special enzymes called ...

Men are red, women are green, Brown researcher finds

... of how and why women apply makeup. "Color information is very robust and useful for telling a man from a woman," said Tarr, the Fox Professor of ophthalmology and Visual Sciences and professor of cognitive and linguistic sciences at Brown. "It's a demonstration that color can be useful in visual object ...

LSUHSC research identifies key contributor to Alzheimer's disease process

... Walter J. Lukiw, PhD, Associate Professor of Neuroscience and ophthalmology at LSU Health Sciences Center New Orleans, is the lead author of a paper identifying, for the first time, a specific function of a fragment of ...

Atomic-resolution views suggest function of enzyme that regulates light-detecting signals in eye

... . The article was selected as a Paper of the Week. The journal cover featured a striking image of the iris of Heikaus' eye, photographed by UW ophthalmology imaging supervisor Brad Clifton. Superimposed in the center of the pupil was a three-dimensional structure of the GAF domain. In humans, ...

Hopkins researchers piece together gene 'network' linked to schizophrenia

... PCM1 protein at the centrosome, which coordinates the structure and movement of cells. Separately, Hopkins geneticist and associate professor of ophthalmology Nicholas Katsanis, Ph.D., and his team were studying an unrelated family of proteins had discovered that one of them, BBS4, also is found near the ...

August LabBits: A media tip sheet from the MBL in Woods Hole

... is at the MBL this summer with doctoral student Ivan Anastassov and Harris Ripps, a senior research scientist at MBL and emeritus professor of ophthalmology at the UIC College of Medicine in Chicago, to investigate how zinc may control the wily glutamate. Using the retina of the skate, a cartilaginous ...

Smart contact lenses

... plan to apply for approval to begin trials of the lenses in humans, Pan said. They are collaborating with Professor James Brandt of the Department of ophthalmology at the UC Davis School of Medicine. ...

Brain stem cells can be awakened, say Schepens scientists

... says principal investigator, Dr. Dong Feng Chen, who is an associate scientist at Schepens Eye Research Institute and an assistant professor of ophthalmology at Harvard Medical School. Chen believes that tapping the brain's dormant, but intrinsic, ability to regenerate itself is the best hope for people ...

MSU researcher helps develop computer game for Ugandan children recovering from cerebral malaria

... Ugandan children who are survivors of cerebral malaria. Michael Boivin, a Michigan State University associate professor of neurology and ophthalmology and of psychiatry, and Bruno Giordani, a University of Michigan associate professor of psychiatry, are leading the project. So far as we know, ...

USC biomedical team to participate in $6 million low vision project

... and perceptual learning; and AMD specialist Dr. Mark Humayun, who holds joint appointments in the Keck School of Medicine of USC Department of ophthalmology and the Viterbi School of Engineering. ...

Transplanted photoreceptor precursor cells restore visual function in mice with retinal degeneration

... It was carried out at the London Institute of ophthalmology using a novel approach developed at the ... the Harold F. Falls Collegiate Professor of ophthalmology and Visual Sciences at the University of Michigan ... Division of Molecular Therapy at the Institute of ophthalmology in London. The technology represents a ...

An artificial cornea is in sight, thanks to biomimetic hydrogels

... says. Christopher Ta, an assistant professor of ophthalmology and ophthalmology residency director at the Stanford University ... other experts joined the effort. Jaan Noolandi in ophthalmology managed projects, worked with potential sponsors ...

Bone marrow may restore cells lost in vision diseases

... resource, say researchers writing in a recent issue of Investigative ophthalmology & Visual Science. RPE plays a vital role in our visual health by ... University associate professor of anatomy and experimental surgery and of ophthalmology and visual science who was not involved in the research. "To derive cells ...

Bees solve complex colour puzzles

... robotic systems. In the UCL study, scientists from the UCL Institute of ophthalmology trained bumblebees to find artificial flowers of a particular colour using ... flowers within each region. Dr Beau Lotto of the UCL Institute of ophthalmology says: "Although we knew that bees were able to recognise flowers under ...

Artifical cornea lets woman blind 20 years see

... life milestones later, Elma is able to see again, thanks to advances in ophthalmology research. Physicians at Duke University Eye Center and Harvard have ... Many researchers credit Claes Dohlman, M.D., chairman emeritus of ophthalmology at Massachusetts Eye and Ear Infirmary and Harvard Medical School as a ...

Mice with a migraine show signs of brain damage

... astounding just how many migraine sufferers do not see a doctor and are not on a medication to prevent a recurrence,?said Friedman, professor of ophthalmology and Neurology. “It’s estimated that less than 20 percent of people who should be on preventive treatment receive such treatment. Doctors and patients ...

First clinical trial of gene therapy for childhood blindness

... of this trial is to find out how safe and effective the new intervention is in humans. The team conducting the trial, from UCL Institute of ophthalmology and Moorfields Eye Hospital, is led by Professor Robin Ali and includes leading eye surgeon Mr James Bainbridge and leading retinal specialist ...

UCLA study uncovers clues for why Graves' disease attacks the eyes

... new antibody, but had a hunch that that it sprang from an immune abnormality," explained Dr. Raymond Douglas, first author and assistant professor of ophthalmology at the Jules Stein Eye Institute. "Because T-cells are the generals of the immune system and lead the attack in any immune response, we assumed that ...

Action video games sharpen vision 20 percent

... a month improved by about 20 percent in their ability to identify letters presented in clutter—a visual acuity test similar to ones used in regular ophthalmology clinics. In essence, playing video game improves your bottom line on a standard eye chart. "Action video game play changes the way our ...

Statin plus cancer drug deliver combo punch to brain cancer cells

... blocking signals in this pathway may stop uncontrolled growth of cancer cells," says Charles Eberhart, M.D., Ph.D., associate professor of pathology, ophthalmology and oncology. "But the new work shows the hedgehog blockade may halt another powerful cell-survival signal, and lovastatin could provide the added ...

Making mice with enhanced color vision

... learn to make use of the extra data at the back end?" asks Jeremy Nathans M.D., Ph.D., professor of molecular biology and genetics, neuroscience, and ophthalmology at Hopkins. "The answer is, remarkably, yes. They did not require additional generations to evolve new sight." Retinas of primates such as ...

Tears reveal some of their deepest secrets to researchers

... may ache, burn, feel extremely dry or excessively tear. The researchers report their findings in the current issue of the journal Investigative ophthalmology and Visual Science. They collected oily meibum secretions from the meibomian glands of healthy volunteers. The meibomian glands are tiny, ...

St. Jude announces breakthrough in eye cancer treatment

... significant challenge to physicians, who are reluctant to remove both eyes from young children, said Matthew Wilson, M.D., a surgeon in the St. Jude ophthalmology division and a co-author of the paper. In those cases, the physicians institute aggressive systemic chemotherapy to reduce the size of the tumor, ...

New drug blocks influenza, including bird flu virus

... the virus life cycle," explains Curtis R. Brandt, a co-author of the study and a UW-Madison professor of medical microbiology and immunology and of ophthalmology and visual sciences. "The virus can't even get into the cell. The peptide is blocking the very earliest step in infection." Antiviral drugs are ...

Artificial cornea offers better results for infants, some blind patients

... of Rochester Eye Institute and a colleague at Johns Hopkins University, are being announced at the annual meeting of the American Academy of ophthalmology in Las Vegas. The results, though based on a small number of patients, point to a new option for dramatically improving the vision of a group of ...

Perceived facial similarity in children is an estimate of kin recognition

... according to a new study recently published in Journal of Vision, an online, free access publication of the Association for Research in Vision and ophthalmology (ARVO). Participants in the study judged pairs of pictures of children, half of which portrayed actual siblings. In one condition, participants ...

Intrinsic eye protein halts angiogenesis

... drugs intended to treat conditions in other areas of the body. The Ambatis, brothers who are both engaged in the clinical practice of ophthalmology as well as in basic research, discovered that a protein known as SFLT-1 is singularly responsible for warding off blood vessel growth in the cornea. ...

Study shows how herpes infects cornea, evades immune cells

... to treat. Effective treatment is hampered by poor understanding of how the virus infects the stroma, says Deepak Shukla, assistant professor of ophthalmology and visual science and microbiology and immunology, and senior author of the paper. In their study, he and his coworkers determined that the HSV-1 ...

Results with newer bladeless LASIK equivalent to standard microkeratome LASIK

... vision and eye health measurements. The study's findings will be presented next week in three abstracts at the Association for Research in Vision and ophthalmology meeting in Fort Lauderdale, Fla. LASIK (Laser-assisted in situ keratomileusis) involves treating nearsightedness, farsightedness or astigmatism by ...
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