US Patent No. 7,875,435. Diagnostic testing process. Inventors: David Marlborough, Andrew Sloane, Robert Cole, William Hunter. Assignee: Proteome Systems.
Covers a method and apparatus for a flow-through assay using a pre-incubation step in which the sample to be analyzed and a detection analyte bind together for a period of time before being put in contact with a capture analyte, improving the sensitivity of the assay and reducing the sample volume required.