G - Physics – 01 – N
Patent
G - Physics
01
N
150/14
G01N 31/00 (2006.01) G01T 1/00 (2006.01) G21C 17/00 (2006.01)
Patent
CA 1083934
ABSTRACT A chamber holder for an immobilized immunoadsorbent wherein said chamber holder is used in a radioimmunoassay procedure for accurate determination of the amount of an antigen and wherein said chamber holder is repeatedly reused in such a procedure for subsequent assays of said antigens by show of a mixture of radioactive labelled and unlabelled antigen through said chamber holder, followed by a stoichiometric release of the portion of said mixture which is bound to said immobilized immunoadsorbent; and release of said chamber holder, comprising: means forming a supporting structure; means defining a chamber in said supporting structure; an immobilized immunoadsorbent positioned within said chamber; said immunoadsorbent including a substrate stable against dehydration and collapse; said substrate having associated therewith antibodies for binding a specific antigen; and means cooperating with said chamber to support said immobilized immunoadsorbent in said chamber.
321151
Becton Dickinson And Company
Borden Ladner Gervais Llp
LandOfFree
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