A U.S. Patent for “Rapid Screening of Monoclonal Antibodies” was awarded to Cellply on February 25th, 2020. The present invention is a method for screening an antibody for a desired response comprising the steps of: a) making available one or more inverted open microwells, wherein a microchannel having a cross sectional area of micrometer dimensions provides fluid to the one or more inverted open microwells, the microchannel having, at a first end, a fluid inlet, at a second end, a fluid outlet, wherein the fluid flows in a direction from the fluid inlet to the fluid outlet, wherein each of the one or more inverted open microwells… Learn More