Their Pu·MA System 3D uses microfluidic technologies and Valve-less Fluidic Switching (VLFS) to maintain cells in flowchips, allowing for easy exchanges of media, metabolites, or reagents. The platform supports applications such as oncology, neuroscience, drug discovery, and metabolic disease research, and aims to help scientists create the next generation of therapeutic and diagnostic tests. Protein Fluidics is a privately held company based in the San Francisco Bay Area.