Stratum corneum water content and epidermal inflammation mediators

Stratum corneum water content and epidermal inflammation mediators refers to a complex set of physiological and biochemical markers used to evaluate the health and integrity of the skin barrier. The stratum corneum is the skin's primary defense, and its water content is maintained by natural moisturizing factors (NMFs) and a lipid matrix (PMID: 24011311). Epidermal inflammation mediators, including cytokines like IL-1α and TNF-α, are released by keratinocytes in response to barrier damage or environmental stressors (PMID: 21615454). This composite concept is not a single molecular target but rather a clinical and biological state often targeted by dermatological interventions. In diseases such as atopic dermatitis and psoriasis, water content is typically decreased while inflammatory mediators are elevated, leading to a cycle of barrier dysfunction and immune activation (NIH: NBK513314). Pharmacological treatments, such as emollients and topical anti-inflammatories, aim to restore hydration and suppress the production of these mediators to alleviate symptoms and promote healing. Monitoring these parameters allows for the assessment of drug efficacy in restoring skin homeostasis.

Other names

Skin barrier hydration and inflammatory markersEpidermal barrier function and cytokine profileStratum corneum hydration and inflammatory cytokines

Therapeutic agents improve stratum corneum water content through occlusion or humectancy and reduce inflammation mediators by inhibiting pro-inflammatory signaling pathways or stabilizing the skin barrier.