Illustration of an ames test procedure which uses bacteria to test whether a given chemical can cause mutations in the DNA of the test organism,in this case a rat liver. From left to right: rat liver extract (at bottom mixed with mutagen),next is a media lacking histidine,then the incubation period,and finally a control plate (at top) and an experimental plate (at bottom) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Sutton, Spencer |
Taille de l’image : | 3045 px × 2262 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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