Microbiological research. Researcher wearing safety spectacles designed to block ultraviolet (UV) light. The petri dishes on the bench in front of her contain microbiological cultures that are glowing green under UV light. This technique usually involves tagging biologically active material with chemicals that fluoresce when illuminated with UV light,though sometimes the organism involves fluoresces naturally. The researcher is using sign language to communicate. Her hands are spelling out the letter 'D' | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Bell, Brian |
Bildgröße: | 4212 px × 4187 px |
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