Haemoglobin assay

Details Haemoglobin assay Haemoglobin assay

2008-05-20

2008-05-20

Neckel, Alexa (Department: 1795)

Chemistry: analytical and immunological testing

Hemoglobin, myoglobin, or occult blood

C436S514000

Reexamination Certificate

active

07374943

ABSTRACT:
The invention provides a kit for a glycated haemoglobin assay, said kit comprising: a porous membrane capable of retaining precipitated haemoglobin; a first reagent comprising zinc ions in aqueous basic solution or comprising a water soluble zinc compound; a second reagent comprising a chromophore-boronic acid conjugate; and optionally, an aqueous washing reagent; wherein at least one of the first and second reagents further comprises a surfactant capable of lysing erythrocytes, and wherein said second reagent if liquid is acidic.

REFERENCES:
patent: 5242842 (1993-09-01), Sundrehagen
patent: 5631364 (1997-05-01), Sundrehagen et al.
patent: 5739318 (1998-04-01), Frantzen et al.
patent: 5866428 (1999-02-01), Kim et al.
patent: 2 749 853 (1997-12-01), None

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