Slowing down the aggregation or "clumping" of vitamin A in the eye may help prevent vision loss caused by macular degeneration, research from Columbia University Medical Center has found. Rather than changing the way the eye processes vitamin A, a team of researchers led by Ilyas Washington, a professor in the department of ophthalmology at Columbia's Harkness Eye Institute, decided to focus on changing the structure of vitamin A itself. In turn, Dr... 
More...
More...