Hironobu Shirataki

Title: Hironobu Shirataki - Innovator in Antibody and Protein Purification Technology

Introduction

Hironobu Shirataki, an inventive mind based in Tokyo, Japan, has made significant contributions to the fields of antibody and protein purification. With a total of four patents to his name, he has focused on developing innovative methods that enhance the efficiency of these purification processes. His work emphasizes the importance of advanced materials and techniques in biochemistry.

Latest Patents

Among his latest innovations are two notable patents. The first, titled "Method for purification of antibody using porous membrane having amino group and alkyl group both bound to graft chain immobilized on porous substrate," discloses a technique for purifying antibody monomers. This method involves using a specialized porous membrane that combines hydrophobic and hydrophilic properties, enabling the effective separation of antibody aggregates from the desired monomer.

The second patent, "Method for purifying protein," aims to improve the elution step in protein purification processes. This method efficiently suppresses the decrease in protein adsorption ability by introducing a unique elution technique that involves reversing the direction of the eluent flow, which enhances the overall yield of purified proteins.

Career Highlights

Hironobu Shirataki has had a fruitful career, working with prestigious companies such as Asahi Kasei Chemicals Corporation and Asahi Kasei Medical Co., Ltd. His involvement in these organizations has allowed him to focus on biotechnological advancements and continue developing his groundbreaking purification methods.

Collaborations

Throughout his career, Shirataki has collaborated with esteemed colleagues, including Naoyuki Shinohara and Takashi Ishihara. These professional partnerships have fostered a collaborative environment that promotes innovation and the exchange of ideas in the field of protein and antibody purification.

Conclusion

Hironobu Shirataki stands out as a key inventor in the realm of biochemistry, particularly in antibody and protein purification technologies. His innovative patents reflect a genuine commitment to advancing scientific understanding and practicality in these vital areas of research, positioning him as a significant contributor to the field.