Pores in the epidermis: aquaporins and tight junctions.

  title={Pores in the epidermis: aquaporins and tight junctions.},
  author={Johanna Maria Brandner},
  journal={International journal of cosmetic science},
  volume={29 6},
Water homeostasis of the epidermis is important for the appearance and physical properties of the skin, as well as for water balance in the body. It depends on several factors, e.g. barrier quality, uptake of water into the epidermis, concentration of water-retaining humectants, and external humidity. Aquaporins (AQPs) are pores in the plasmamembranes of cells. Monomeric AQPs form barrel-like structures that are primarily water selective, some AQPs also transport glycerol and possibly other… CONTINUE READING
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