Last week, one of my patients had an elevated total white blood cell count and 1,236 bands per microliter of blood; normal is less than 300. (amcny.org)
The technology does not provide a precise count of white blood cells, but reveals whether patients are above or below the threshold considered dangerous — defined as 500 neutrophils (the most common type of white blood cell) per microliter of blood. (sciencedaily.com)
To run a test, the paper device is simply inserted into a slot on the potentiostat, and microliter drops of serum sample and reagents are added to each biosensor. (sciencedaily.com)