Patents by Inventor Kangyi QI

Kangyi QI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220251512
    Abstract: The present invention provides a serum-free polypeptide composition for promoting proliferation of mesenchymal stem cells. The composition mainly comprises: 10-100 ?g/L of tripeptide-1; 1-20 ?g/L of tripeptide-2, 1-20 ?g/L of hexapeptide-9, 1-20 ?g/L of palmitoyl hexapeptide-12; and 10-100 ?g/L of a laminin-derived peptide. The serum-free polypeptide composition provided in the present disclosure has clear chemical components without animal origins or serum, can achieve rapid proliferation of the mesenchymal stem cells, and maintains the biological characteristics and immunophenotypic stability of the mesenchymal stem cells while solving the problem of the insufficient quantity of cells.
    Type: Application
    Filed: December 25, 2019
    Publication date: August 11, 2022
    Applicant: GUANGZHOU SALIAI STEM CELL SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Haijia CHEN, Xiaohu GE, Xiaoyan WANG, Kangyi QI, Jiaohua JIANG