Light micrograph of a cross-section through a hedgehog's (Erinaceus europaeus) spine in dark field with ultraviolet (UV) excitation. The hedgehog's spine consists of the protein keratin (brown). Inside the spine there are gel-like substances that show a blue fluorescence in UV light. The section thickness is 30 micrometres. Magnification: x100 at a print width of 10 centimetres. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Guenther, Gerd |
Taille de l’image : | 4097 px × 4098 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |