Around the same time, Mack Fulwyler, an engineer working at Los Alamos National Laboratory, needed to separate particles, so he drew on existing techniques to create droplets to separate cells from a ...

Since the 1950s, researchers have used a famous method invented by Wallace Coulter known as "flow cytometry" to characterize different types of immune cells in research studies and in blood samples ...

Flow cytometry, invented in the 1950s, uses antibodies linked to fluorescent probes to detect cell surface and intracellular proteins. Although able to achieve single-cell sensitivity, the method is ...