Klaus Nielsen

Title: Klaus Nielsen: Innovator in Viral Antigen Production

Introduction

Klaus Nielsen is a notable inventor based in Richmond, CA, recognized for his contributions to the field of viral antigen production. With a total of 2 patents, his work has significantly advanced diagnostic methods and research in veterinary medicine.

Latest Patents

Nielsen's latest patents include groundbreaking methods for the continuous production of bovine Maedi-Visna-like viral antigens. This innovation allows for the permanent infection of cell lines, such as canine thymus cell lines, with retroviruses like equine infectious anemia virus and bovine Maedi-Visna-like virus. By culturing these infected cell lines under optimal conditions, large quantities of viral antigens can be produced continuously, which are essential for diagnostics and research. Another significant patent involves a method for discriminating between cattle vaccinated against and those infected with Brucella spp. This method utilizes an immunoassay with a purified polysaccharide derived from B. abortus, leading to improved differentiation between vaccinated and infected animals. Test kits for performing the assay and a process for obtaining high-purity O-chain polysaccharides are also disclosed.

Career Highlights

Throughout his career, Klaus Nielsen has worked with esteemed organizations such as Canadian Patents & Development Ltd. and the National Research Council of Canada. His expertise in viral antigens has made him a valuable asset in the field of veterinary diagnostics.

Collaborations

Nielsen has collaborated with notable colleagues, including Alain M Bouillant and Gerda M Ruckerbauer, contributing to advancements in his research and patent developments.

Conclusion

Klaus Nielsen's innovative work in viral antigen production and diagnostic methods has made a significant impact in veterinary medicine. His patents reflect a commitment to improving animal health and advancing scientific research.