Human dermal fibroblast plasma membrane

The human dermal fibroblast plasma membrane is the semi-permeable lipid bilayer that defines the boundary of fibroblasts within the dermis, playing a fundamental role in skin integrity and repair (Alberts et al., Molecular Biology of the Cell). It serves as the primary site for sensing mechanical cues and biochemical signals, such as transforming growth factor-beta (TGF-β), which are essential for the synthesis of the extracellular matrix (Tracy et al., 2016, Wounds). This membrane houses a diverse array of proteins, including integrins, matrix metalloproteinases, and various growth factor receptors that coordinate the transition of fibroblasts into contractile myofibroblasts during wound healing (Driskell & Watt, 2015, Trends in Cell Biology). Dysregulation of signaling pathways localized at this membrane is a hallmark of fibrotic skin diseases, such as systemic sclerosis and keloid formation, where overactive receptors lead to excessive collagen deposition (Journal of Investigative Dermatology). While the plasma membrane itself is not a discrete therapeutic target, it is the scaffold for numerous high-value targets in dermatology and oncology. Consequently, pharmacological interventions are typically directed at specific membrane-bound receptors or channels rather than the entire lipid bilayer structure.

Other names

Dermal fibroblast cell membraneFibroblast plasma membrane

Not applicable as this is a cellular structure rather than a specific molecular target.