The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2020
Filed:
Dec. 06, 2017
Beijing University of Agriculture, Beijing, CN;
Yong Guo, Beijing, CN;
Hemin Ni, Beijing, CN;
Yu Chen, Beijing, CN;
Di Liu, Beijing, CN;
Xiangguo Wang, Beijing, CN;
Xiaolong Qi, Beijing, CN;
BEIJING UNIVERSITY OF AGRICULTURE, Beijing, CN;
Abstract
The present invention belongs to the technical field of embryo cryopreservation. In particular, the present invention relates to an in-vitro embryonic culture medium for improving the thawed recovery rate of an embryo, comprising an inhibitor of Cathepsin L inhibitor, for example, E-64d. The present invention also relates to a method for improving the freezing resistance and the thawing recovery rate of an embryo and a method for freezing an embryo. With the present invention, the freezing resistance and the thawing recovery rate of an embryo are significantly improved.