Xiaohong Yu

Title: Innovations by Xiaohong Yu in Blood Level Assays

Introduction

Xiaohong Yu is an accomplished inventor based in San Diego, CA. He has made significant contributions to the field of medical diagnostics, particularly in the assay of blood levels of legumain. His innovative work has the potential to impact cancer detection and monitoring.

Latest Patents

Xiaohong Yu holds a patent for "Methods and compositions for assaying blood levels of legumain." This patent describes a homogenous assay method for determining blood levels of legumain molecules, which are asparaginyl endopeptidases. The assay utilizes specific sizes of nanoparticles coated with antibodies that target legumain or its fragments. It is designed to operate in a homogenous manner with a dynamic range from 0.2 to 160 ng/mL. Additionally, the patent includes a kit for assaying blood levels of legumain, which comprises two parts of reagents (R1 and R2) and is adaptable for use on clinical chemistry analyzers. The cut-off values for differentiating normal from high-risk cancer levels, such as breast, colorectal, and stomach cancers, are set at 18±3 ng/mL.

Career Highlights

Xiaohong Yu is currently associated with Ningbo Ziyuan Medical Devices Inc., where he continues to develop innovative medical technologies. His work focuses on improving diagnostic methods that can lead to earlier detection of diseases.

Collaborations

Xiaohong collaborates with Fang Guo, who is also involved in the field of medical diagnostics. Their partnership enhances the research and development efforts at their company.

Conclusion

Xiaohong Yu's contributions to the field of medical diagnostics through his innovative patent on legumain assays demonstrate his commitment to advancing healthcare technology. His work has the potential to significantly improve cancer detection methods.