Dental plaque,coloured scanning electron micrograph (SEM). Plaque consists of bacteria (green and purple) embedded in a glycoprotein matrix (blue). The matrix is formed from bacterial secretions and saliva. If not removed regularly,plaque can lead to dental cavities (caries) or periodontal problems (such as gingivitis). Magnification: x6000 when printed at 10 centimetres wide | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Gschmeissner, Steve |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |