Going beyond the surface: New tech could take light-based cancer treatment deep inside the body — ScienceDaily
source : http://www.sciencedaily.com/releases/2014/05/140515142841.htm
source : http://www.sciencedaily.com/releases/2014/05/140515142841.htm
Results from a willingness to participate study, led by Charles B. …
Nathan Luedtke and colleagues explain that the spread of melanoma and other forms of cancer beyond the original location — a process called metastasis — makes cancer such a serious disease. Photodynamic therapy (PDT), which involves administering a drug that kills cancer cells when exposed to light, already is available. But PDT works only on the main tumor and has other drawbacks. …