Composite image of four light micrographs of four irises with different amounts of melanin pigment. The two upper images are of irises with few pigment granules coming from blue-green-grey eyes. The two bottom images are of strongly pigmented eyes with brown to black colour. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / JOSE CALVO |
Taille de l’image : | 3840 px × 3072 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |