公开(公告)号：US11523592B2

公开(公告)日：2022-12-13

申请号：US17225127

申请日：2021-04-08

Applicant: FUJIFILM CORPORATION

Inventor： Yutaka Maeno ,  Kazutaka Chibana ,  Hidehiro Mochizuki ,  Tadanori Yamada

IPC: A01K61/54 ,  A01K61/57 ,  C07K14/325 ,  C07K14/78

Abstract: There are provided a pearl culture material containing at least one selected from the group consisting of a pearl nucleus and a mantle, and the at least one selected from the group consisting of a pearl nucleus and a mantle contains a protein having 10 EU/g or less of an endotoxin amount, a nucleus insertion method, and a pearl culture material composition.