Researchers from Charité - Universitätsmedizin Berlin and the Francis Crick Institute have developed a mass spectrometry-based technique capable of measuring samples containing thousands of proteins within just a few minutes. It is faster and cheaper than a conventional blood count.
https://www.eurekalert.org/pub_releases/2021-03/c-ub-pfi032521.php
https://www.eurekalert.org/pub_releases/2021-03/c-ub-pfi032521.php