To ensure that the tissue structures of biological samples are easily recognizable under the electron microscope, they are treated with a staining agent. The standard staining agent for this is uranyl ...

The discovery of biofilms dates back to the Dutch microscopist Antonie van Leeuwenhoek, who first observed them on tooth surfaces and described these tiny organisms as “animalcules in the scurf” 1.

For centuries, scientists have used microscopes to magnify and peer into a world invisible to the naked eye. The earliest instruments were simple lens-filled tubes, the best of which revealed the ...

Researchers have proven that espresso is a favourable alternative to the highly toxic and radioactive uranyl acetate in the analysis of biological samples. (Nanowerk News) To ensure that the tissue ...