Yusuke is a 3rd year medical student of Tohoku University in Japan. He thinks that vaccination is one of the most effective medical treatments because it enables us to prevent, or even cure, many diseases with our immune system. And he believes that vaccination is the best way to save lots of lives all over the world. So he is very interested in the laser adjuvant to promote beneficial immune responses. Now he aims to collect more evidence to prove that a laser is a better adjuvant than the traditional added chemical, and finally protecting all people in the world from infectious disease. He is sure that researching laser adjuvants will have a lot of benefits.