Macular Degeneration Research

Since Macular Degeneration or AMD is an incurableOklahoma, in collaboration with the biotechnology
disease, there have been numerous experimentscompany Copernicus Therapeutics, Inc. of
and tests conducted by researchers to halt orCleveland, Ohio, demonstrated that compacted
slow down the rate of its progression and visionDNA nanoparticles (CDN) may be a highly
loss caused by the disease. While most of theeffective mechanism for the delivery of healthy
results have been disappointing, some of themgenes to the eyes of people afflicted with Macular
may be actually helpful in the treatment of AMD.degeneration.
The RHEO procedure, a type of blood filtration orIridex officials announced at the Macula Society
apheresis, has been devised to treat dry AMD byMeeting in Key Biscayne, Florida in February 2005
removing certain substances in the blood plasmathat an experimental treatment developed by the
like Macro-proteins and fatty components in thecompany, known as Transpupillary
blood, related to the development of AMD. TheThermotherapy (TTT), that utilizes an infrared
RHEO device is awaiting FDA approval.laser combined with drug treatment, appeared to
A type of drug developed by Genentech, calledbe effective in treating certain AMD patients with
Avastin is thought to be effective in treatingmore severe vision loss.
AMD. The drug is administered intravenously and itDevelopment of other experimental drugs is also
targets a certain type of protein which may bein progress. Retaane by Alcon, squalamine lactate
instrumental in the development of AMD. Someby Genaera Corp. and combretastatin by
results show improved vision in AMD patientsOXiGENE are some of the more promising drugs
within one week of administering the drug.that may be instrumental in arresting the
In May 2005, Dr. Muna Naash, University ofdevelopment of abnormal cells in the eye.