Chemo-Sero-Therapeutic Research Institute

The Chemo-Sero-Therapeutic Research Institute, also known as Kaketsuken, is a Japanese pharmaceutical company. It was founded in 1949 and primarily focuses on the research and development of vaccines and therapeutic agents for infectious diseases. The company has a strong emphasis on biotechnology and has contributed to the development of vaccines for diseases such as hepatitis and influenza. Additionally, it has been involved in the research and production of diagnostic reagents.