| abstract |
Device for performing an assay in order to detect and/or determine an analyte in a test liquid, said device comprising a track for liquid transport, at least partly bordered by a semi-permeable layer, in said track during the assay and alongside the semi-permeable layer is transported a movable solid phase material bearing a ligand capable to bind, directly or indirectly, the analyte and/or to bind, directly or indirectly, a reactant for the analyte, said semi-permeable layer being incapable to let pass the movable solid phase material. |