Atopic Patients Show Increased Interleukin 4 Plasma Levels but the Degree of Elevation Is Not Sufficient to Upregulate Interleukin-4-Sensitive Genes. - Marbach-Breitrück E; Kalledat A; Heydeck D; Stehling S; Fluhr JW; Zuberbier T; Kuhn H (Skin pharmacology and physiology, 2019)