Cytognos is a clinical flow cytometry diagnostic company. It designs and develops reagents, techniques, devices, and software to provide flow cytometry solutions for in vitro diagnostics and life science research. The company markets a number of antibodies directed against human antigens, isotype controls, single, double, and triple reagents to study the cell cycle and DNA content, multicolor kits for studying lymphocyte subpopulations, MRD monitoring and screening of multiple myeloma, BCP-ALL, paroxysmal nocturnal hemoglobinuria, etc.