Location History:
- San Francisco, CA (US) (2001)
- South San Francisco, CA (US) (2014)
Company Filing History:
Years Active: 2001-2014
Title: Michelle D. Butler: Innovator in Biomedical Engineering
Introduction
Michelle D. Butler, located in South San Francisco, CA, is a notable inventor with a focus on advancing biomedical engineering through her innovative work. With a total of two patents to her name, Michelle has made significant contributions to the fields of molecular biology and biotechnology.
Latest Patents
One of Michelle's latest patents is titled "Recombinant production of vascular endothelial growth factor." This innovative process involves recovering and purifying refolded heparin-binding proteins produced in heterologous host cells, utilizing an incubation step with a polyanionic species such as dextran sulfate. Her second patent, "Purification of plasmid DNA," describes an efficient method for purifying plasmid DNA from prokaryotic cells. This process includes several steps: digesting the cells, incubating them for about 4 to 24 hours to achieve lysis and solubilization without affecting RNA, removing contaminants to provide a plasmid DNA solution, filtering through a tangential flow filtration device, and collecting the retentate containing the plasmid DNA.
Career Highlights
Michelle D. Butler currently works at Genentech, Inc., a biotechnology company renowned for its research and development in pharmaceuticals. Her work at Genentech has positioned her as a key contributor in her field, where she continually drives innovation.
Collaborations
Throughout her career, Michelle has collaborated with talented individuals, including her esteemed coworkers David W. Kahn and Marjorie E. Winkler. These collaborations enrich her work, allowing for a diverse exchange of ideas and expertise in the pursuit of biomedical advancements.
Conclusion
Michelle D. Butler stands out as an influential inventor whose work in the field of biotechnology is making significant waves. Her patents reflect her commitment to improving medical technologies and processes. As she continues her career at Genentech, her innovative spirit is likely to lead to further breakthroughs that can benefit countless individuals in the healthcare industry.