The kilogram, the actual kilogram, sits in a vault in Sèvres, France under numerous bell jars. It is the last SI unit to be defined based on a physical quantity—in this case one kilogram of platinum ...

From the late 1990s, a range of image-based automated cell counters have been launched that provide precise data on cell number and viability. These counters essentially use a combination of image ...

Ensuring a clean sample surface is crucial when conducting any cell counting method, as any contamination can produce inaccurate results. Manual cell counting requires removing and cleaning the glass ...