Abstract: The present invention provides a method of preparing biomembrane, closed structure with biomembrane characteristics or cellular compartment, comprising the following steps: 1), acquire biological cells from natural tissues or natural biological species; 2), culture the cells obtained in step 1) massively in an appropriate environment; 3), acquire the lysates of cells in step 2), and extracting the biomembrane, closed structure with biomembrane characteristics and cellular compartment through differential centrifugation, density gradient centrifugation or dual-phase extraction individually or a combination of two methods or a combination of three methods thereof. The membrane is a natural biomembrane, closed structure with biomembrane characteristics and cellular compartment, which can be used for package of active ingredients in various fields.
Type:
Grant
Filed:
July 19, 2017
Date of Patent:
November 10, 2020
Assignee:
Hangzhou UMotor Biotech Co., LTD.
Inventors:
Ying Gao, Yanming Wang, Jianliang Wei, Minzi Wang, Ye Cheng, Mingzhou Zhang, Liying Ye