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US 11,564,959 B2Granted
Screening method for laminin 511 production promoting agent, basal epidermal layer stabilizing agent, and/or epidermal stem cells reduction inhibiting or proliferation promoting agent
AssigneeShiseido Company, Ltd.
InventorsShunsuke Iriyama, Saori Tanno
Life of this patent
Estimating the term…
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.
Claims4
A method of promoting a laminin 511 expression comprising administering at least one extract selected from the group consisting of brown algae, red algae and green algae;
- or 1-(2-hydroxyethyl)-2-imidazolidinone to a subject in need of promoting a laminin 511 expression, wherein the subject is a subject in need of stabilization of epidermal basal membrane and wherein said administering stabilizes epidermal basal membrane in the subject.
Dependencies are inferred from the claim text.