Dry test strip comprising a dextran barrier for excluding erythrocytes
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United States of America Patent
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May 18, 1993
Issued Date -
N/A
app pub date -
Apr 27, 1990
filing date -
Apr 27, 1990
priority date (Note) -
Expired
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Abstract
A dry test strip for the detection of an analyte in a test fluid is disclosed. The test strip comprises a porous detection zone containing a reactant system that can generate a signal in the presence of an analyte. The detection zone further comprises dextran as a barrier to prevent penetration of RBC's into the detection zone.
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