Patent ID: 7217520
Filing Date: 2007-05-15
Classification: B01D,B01J,B01L,C40B,G01N

Abstract:
1. A device for holding a liquid solution and allowing the reaction thereof with immobilized biological material as a part of an assay, which device comprises: a plate in which there are formed a group of wells which extend completely therethrough, wherein the walls of said wells are substantially liquid impervious, a microporous material closing the bottom of each said well, and at least one spot of a polymer attached to the upper surface of said microporous material at the bottom of each of a plurality of said wells, which spot comprises a crosslinked hydrogel polymer having biological material so immobilized on or within the polymer as to be contactable by a liquid supplied to said well and which spot covers only a portion of the bottom surface of each well, leaving a substantial portion through which drainage can be effected.