David W Levine

Title: Innovations of David W. Levine

Introduction

David W. Levine is a notable inventor based in Somerville, MA (US). He has made significant contributions to the field of cell culture technology, holding three patents to his name. His work focuses on improving cell culture microcarriers, which are essential for various biotechnological applications.

Latest Patents

Levine's latest patents include advancements in cell culture microcarriers. These improved microcarriers feature positive charge capacities that are adjusted and controlled within a range suitable for optimal cell growth. One method for producing these microcarriers involves treating beads made from polymers containing pendant hydroxy groups, such as dextran beads, with an aqueous solution of an alkaline material and a chloro- or bromo-substituted tertiary amine. This process is conducted under precisely controlled conditions to achieve the desired exchange capacity. The resultant positively charged microcarriers have demonstrated outstanding growth of anchorage-dependent cells. These cells can be harvested or utilized for the production of viruses, vaccines, hormones, interferon, or other cellular growth by-products.

Career Highlights

David W. Levine is affiliated with the Massachusetts Institute of Technology, where he continues to contribute to research and innovation in cell culture technologies. His work has had a significant impact on the field, enhancing the efficiency and effectiveness of cell culture processes.

Collaborations

Levine has collaborated with esteemed colleagues such as William G. Thilly and Daniel I. Wang. These partnerships have furthered research and development in the area of cell culture microcarriers.

Conclusion

David W. Levine's innovative work in cell culture microcarriers exemplifies the importance of advancements in biotechnology. His patents and collaborations reflect a commitment to improving methods that are crucial for various applications in the life sciences.