John Sjoquist

Title: John Sjoquist: Innovator in Protein Engineering

Introduction

John Sjoquist is a notable inventor based in Uppsala, Sweden. He has made significant contributions to the field of biotechnology, particularly in the area of protein engineering. His innovative work has led to the development of methods that enhance the production and isolation of specific proteins.

Latest Patents

John Sjoquist holds a patent for a method of producing and isolating an IgG-binding protein through fusion peptides. This method involves constructing a recombinant vector that includes a DNA sequence coding for the desired protein linked to a sequence coding for protein A or a similar macromolecule. The process allows for the expression of a fusion protein in a compatible host, which can then be selectively isolated using an IgG-supporting carrier material. This innovative approach not only streamlines the production of valuable proteins but also includes provisions for cleaving the desired protein from the fusion product.

Career Highlights

John Sjoquist is associated with Pharmacia LKB Biotechnology AB, where he has applied his expertise in protein engineering. His work has been instrumental in advancing biotechnological applications that have far-reaching implications in research and medicine.

Collaborations

Throughout his career, John has collaborated with esteemed colleagues such as Sven Lofdahl and Mathias Uhlen. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

John Sjoquist's contributions to protein engineering exemplify the impact of innovative thinking in biotechnology. His patented methods for producing and isolating proteins are a testament to his expertise and dedication to advancing the field.