Company Filing History:
Years Active: 2025
Title: Haiyan Qiu - Innovator in Polypeptide Magnetic Nanoparticles
Introduction
Haiyan Qiu is an inventor based in Beijing, China. He is associated with Beijing Nanopep Biotech Corporation, Ltd. Although he currently holds no granted patents, his work focuses on innovative applications in biotechnology. His research primarily involves the development of polypeptide magnetic nanoparticles for cancer detection and treatment.
Latest Patent Applications
Haiyan Qiu's notable patent application is titled "Polypeptide Magnetic Nanoparticle, Preparation Method Therefor and Use Thereof." This application describes a polypeptide magnetic nanoparticle that includes a specific targeting polypeptide and a magnetic nanoparticle. The amino acid sequence of the targeting polypeptide is VRRDAPRFSMQGLDA-X, where the C-terminal X consists of a sequence of 5 to 20 amino acids. The amino acids in this sequence can be selected from C, G, and N. This innovative nanoparticle is designed for circulating tumor cell (CTC) detection and molecular typing of various cancer types, including esophageal, liver, lung, stomach, bladder, skin, melanoma, breast, colorectal, and cervical cancers. The biomarkers for CTC molecular typing include PD-L1, HER2, ER, PR, AR, EGFR, VEGFR, and CXCR4. The polypeptide magnetic nanoparticle aids in CTC detection and allows for qualitative and semiquantitative analysis of biomarker expression levels, facilitating precise therapies such as targeted individualized therapy or immunotherapy for patients.
Conclusion
Haiyan Qiu is making significant contributions to the field of biotechnology through his innovative research on polypeptide magnetic nanoparticles. His work holds promise for advancing cancer detection and treatment methodologies.