Po S Wah

Title: The Innovations of Po S Wah

Introduction

Po S Wah is a notable inventor based in Willowdale, CA. She has made significant contributions to the field of biotechnology, particularly in the purification of pertussis toxins. Her work has implications for vaccine development, showcasing her dedication to advancing medical science.

Latest Patents

Po S Wah holds a patent for the purification of pertussis toxins, specifically lymphocytosis promoting factor (LPF) and filamentous hemagglutinin (FHA). The patent details a method for isolating these components from the growth medium of the Bordetella pertussis organism. The process involves selecting adsorbing mediums, such as filter aids or gel filtration media, at low ionic strength. Subsequently, the LPF and FHA are removed using an aqueous medium of high ionic strength. Additionally, the method includes the use of a non-ionic detergent to ensure that the LPF and FHA are free from contamination by lipopolysaccharides (LPS). The patent also describes further purification on hydroxyapatite and detoxification using cross-linking agents.

Career Highlights

Po S Wah is associated with Connaught Laboratories Limited, where she has contributed to various research initiatives. Her work has been instrumental in developing methods that enhance the safety and efficacy of vaccines. With a focus on pertussis, her innovations are paving the way for improved public health solutions.

Collaborations

Throughout her career, Po S Wah has collaborated with notable colleagues, including Larry U Tan and Dirk Alkema. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Po S Wah's contributions to the field of biotechnology, particularly in the purification of pertussis toxins, highlight her role as a significant inventor. Her work not only advances scientific knowledge but also has the potential to improve vaccine development and public health outcomes.