more animal studies needed Looking at the news release, it looks like they need to do a few more mice/rat studies before they will be ready for human clinical ones.
"This is early research, with non- optimized doses of PDC and laser light sources, but it is encouraging. Further evaluation with additional treated and control animals, along with additional blinded histopathological analysis will more definitely support these initial finding and provide us the scientific rigour required to strongly support out initial clinical findings.”