Co-authors of the study are Kazuaki Chikamatsu.

###Co-authors of the study are Kazuaki Chikamatsu, Koichi Sakakura, and Nobuhiko Furuya, Gunma University School of Medicine in Japan. By a grant from by a grant from the National Institutes of Health.

As has been established proof of principle for the vaccine, has begun a Phase I trial of the vaccine at the University of Pittsburgh Cancer Institute, safety safety of the head and neck cancer patients.Excel principles is pending approval from the U.S. Food and Drug Administration and until this product of marketing by FDA persists, then all claim of safety and efficiency of control of the FDA.