公开(公告)号：US20250115866A1

公开(公告)日：2025-04-10

申请号：US18832346

申请日：2023-01-20

Applicant: HIROSHIMA UNIVERSITY ,  ROHTO PHARMACEUTICAL CO., LTD.

Inventor： Masayuki SHIMADA ,  Takashi UMEHARA ,  Noriyasu ISHIKAWA ,  Takashi TAKIJIRI

IPC: C12N5/076

Abstract: The purpose of the present invention is to provide sperm having high motility. The present invention is a composition for treating sperm that comprises medium for mesenchymal stem cells. This composition for treating sperm is used as a sperm preparing solution, a sperm diluting solution, a sperm storage solution, an artificial insemination solution, an in vitro fertilization solution, a solution for improving sperm motility, or a solution for retaining sperm fertilizing capabilities. Additionally, the medium for mesenchymal stem cells contained in the composition for treating sperm is preferably a serum-free medium.