David Francis

Title: David Francis - Innovator in Vaccine Development

Introduction

David Francis is a notable inventor based in Brookings, SD (US). He has made significant contributions to the field of vaccine development, particularly focusing on vaccines for enterotoxigenic diseases. With a total of 2 patents to his name, his work is paving the way for advancements in veterinary medicine.

Latest Patents

David Francis's latest patents include innovative vaccines and methods for making and using them. One example is a vaccine designed to combat enterotoxigenic diseases. This vaccine may incorporate a specific strain that produces K88 fimbria and a fusion protein, which includes a mutant LT enterotoxin linked with a STb enterotoxin. Additionally, he has developed methods for producing vaccines for porcine post-weaning diarrhea. These methods involve providing a first strain that includes the eltAB gene and the estB gene, amplifying and mutating the eltAB gene, generating a genetic fusion of the mutant eltAB gene with the estB gene, and transforming a second strain with this genetic fusion.

Career Highlights

David Francis is affiliated with South Dakota State University, where he continues to engage in research and development in the field of vaccines. His work is instrumental in addressing critical health issues in livestock, particularly in improving the health and productivity of pigs.

Collaborations

One of his notable collaborators is Weiping Zhang, with whom he has worked on various projects related to vaccine development.

Conclusion

David Francis is a dedicated inventor whose work in vaccine development is making a significant impact in veterinary medicine. His innovative approaches and collaborations are essential for advancing health solutions in livestock.