Biophoton are photons of light in the ultraviolet and low visible light range that are produced by a biological system (wikipedia).
The International Institute of Life Energy (IILE) is an organization that stands for holistic and sustainable research and strategies for a vital environment.
Meluna Research - Providing Biophoton Research Strategies, Measurement and Applications
Biophoton theory: German scientists discover light shatters cancerous cells & other diseases. Biophoton theory postulates that within the nuclei of DNA molecules in cells of every living thing, biophotonic light is stored.
"We are still on the threshold of fully understanding the complex relationship between light and life, but we can now say emphatically, that the function of our entire metabolism is dependent on light." ~ Dr. Fritz-Albert Popp