Skin surface. Coloured scanning electron micrograph (SEM) of the surface of the skin (red) of a 43-year-old. The outermost surface is composed of dead and dying skin cells from the underlying epidermis,which help to protect the delicate epidermal cells from the external environment. A globule of sebum (a natural oily substance,yellow) can be seen at the base of a hair (brown) growing out of a follicle. Magnification x50 when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4519 px × 3898 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |