Xi Shi

Title: Xi Shi: Innovator in Cryopreservation and Natural Killer Cell Production

Introduction

Xi Shi is a notable inventor based in Cambridge, MA (US), recognized for his contributions to the fields of cryopreservation and immunology. He holds 2 patents that focus on innovative methods and compositions for preserving cells and producing immune cells.

Latest Patents

One of Xi Shi's latest patents is titled "Compositions and methods of cryopreserving cells." This patent provides a cryopreservation medium for mammalian cells, which includes components such as dimethyl sulfoxide (DMSO), disaccharide, human serum, and IL-7 and/or IL-15. The patent outlines specific concentrations for these components, ensuring effective cryopreservation. Another significant patent is "Method for producing natural killer cells from pluripotent stem cells." This patent describes a method for efficiently producing natural killer cells from induced pluripotent cells, detailing the steps involved in culturing pluripotent stem cells to generate CD56+/CD3− immune cells.

Career Highlights

Xi Shi is currently associated with Takeda Pharmaceutical Company Limited, where he applies his expertise in cell preservation and immunology. His work has significant implications for medical research and therapeutic applications.

Collaborations

Xi has collaborated with notable colleagues, including Hui-Hsin Chang and Jianxin Hu, contributing to advancements in their respective fields.

Conclusion

Xi Shi's innovative work in cryopreservation and natural killer cell production showcases his commitment to advancing medical science. His patents reflect a deep understanding of cellular biology and its applications in healthcare.