公开(公告)号：US11564959B2

公开(公告)日：2023-01-31

申请号：US16343749

申请日：2017-10-20

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Shunsuke Iriyama ,  Saori Tanno

IPC: A61K36/03 ,  A61P29/00 ,  C12N9/24 ,  C12N9/50 ,  G01N33/50 ,  A61P43/00 ,  A61K31/4166 ,  A61P17/00 ,  A61K36/04 ,  A61K36/05 ,  C12N15/09 ,  G01N33/68 ,  C12Q1/68

Abstract: Provided is a screening method for a laminin 511 expression promoter, which takes the expression of laminin 511 as an indicator. Also provided is an agent for improving skin barrier function, elasticity, hydration and inflammation. This agent includes at least one extract selected from among a group consisting of brown algae, red algae and green algae.