For decades, microscopy specimens have most often been chemically fixed because of the stability of fixed tissue and improved optical transparency of biological tissues that have been dehydrated ...
They apply a layer of graphene around the tissue and freeze it immediately, pausing biological processes. Then, using a light microscope, they identify the specific area in the tissue they want to ...
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while the Tara expedition sets sail to explore oceanic ecosystems at the microscopic level. Microscopes were also in the arsenal of early biological explorers such as Alexander von Humboldt and ...