
Keywords: SCS; stratum corneum substitute; PS-SCS; psoriasis stratum corneum substitute; PG; propylene glycol; CER; ceramides; CHOL; cholesterol; FFA; free fatty acids; S; sphingosine; P; phytosphingosine; dS; dihydroxysphingosine; H; 6-hydroxysphingosine; N; non-h