Degenerative alterations of dermal collagen fiber bundles in photodamaged human skin and UV-irradiated hairless mouse skin: possible effect on decreasing skin mechanical properties and appearance of wrinkles
Figure 3SEM of DCFB in human skin. (A, D) 47-y-old male, (B, E) 55-y-old female, (C, F) 75-y-old female. (A–C) The inner upper arm site, (D–F) the outer forearm site. Scale bar: 100 nm.