Patent ID: 9423378
Filing Date: 2016-08-23
CPC Classification: G01N

Claim Text:
1. A method for analyzing an analyte, comprising: (a) providing a sheet of material having a plurality of through holes, the through holes having openings on both faces of the sheet of material; (b) restricting openings of the through holes on at least one face of the sheet of material; (c) inserting an analyte into the through holes from one side of the sheet of material, wherein passage of the analyte through the through holes is restricted by the restricting in step (b); (d) passing a migration force axially through the through holes containing the analyte; (e) allowing the analyte to diffuse out of the through holes from the same side of the sheet of material in step (c), and (f) measuring a change in fluorescence with time, wherein the change is indicative of the diffusion rates of the analyte diffusing out of the through holes in step (e).