Ulrich Witschi

Title: Innovator Ulrich Witschi: Pioneering Degradable Microcapsules

Introduction

Ulrich Witschi is a prominent inventor based in Liebefeld, Switzerland, recognized for his contributions to innovative drug delivery systems. With a portfolio boasting two patents, Witschi has emerged as a key player in the field of biotechnology, focusing on the development of degradable microcapsules designed for targeted and efficient delivery of compounds.

Latest Patents

Witschi's most notable invention pertains to degradable microcapsules that consist of a polymer capable of being degraded by a specific polypeptide. These microcapsules encapsulate a drug or other compounds of interest, employing genetically engineered cells that express the polypeptide in response to a triggering compound. The chosen polymer for these microcapsules is preferably modified cellulose sulfate/poly-diallyl-dimethyl-ammonium chloride. This innovation ensures that the microcapsules are non-toxic, elicit no immunological response, and possess an extended half-life in mammals. Notably, the expression system for cellulase utilized in this invention can be based on TET and doxycycline or E.REX and erythromycin, with an alternative method involving the triggering of cellulase expression by luteinizing hormone, potentially applicable in artificial insemination with microcapsules containing sperm.

Career Highlights

Witschi has worked with prestigious organizations, including ETH Zurich and Swissgenetics, where he honed his skills and contributed to groundbreaking research in biotechnology. His professional journey has been defined by a commitment to advancing technology through innovative solutions.

Collaborations

Throughout his career, Witschi has collaborated with notable colleagues such as Christian Kemmer and David Fluri. Their combined expertise has furthered the development of technologies that push the boundaries of traditional drug delivery methods, emphasizing collaboration as a critical component in the advancement of scientific innovation.

Conclusion

Ulrich Witschi stands out as a significant inventor in the realm of biotechnology, particularly for his work on degradable microcapsules. His innovative approach and commitment to enhancing drug delivery systems reflect the remarkable potential of biotechnological advancements. As he continues to explore new horizons in innovation, the impact of his inventions on medicine and agriculture could be profound.