A Korean research team jointly led by Professor Chan Beum Park of the Materials Science and Engineering Department at KAIST and Dr. Kwon Yu from the Bionano Center at the Korea Research Institute of Bioscience and Biotechnology (KRIBB) conducted research to suppress an abnormal assembly of beta-amyloids, a protein commonly found in the brain, by using photo-excited porphyrins.

With LED lighting demands rapidly growing, questions regarding safety and whether blue light found in LEDs can affect health are being discussed now more than ever. Affects on health that are the heart of discussion within the industry include whether long term exposure can affect the release of melatonin and if looking directly at blue light can lead to degeneration of retinal tissue.