The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 2001
Filed:
Sep. 17, 1999
Evelyn Mok Lee, Skokie, IL (US);
David A. Westerberg, Grayslake, IL (US);
Haiou H. Yao, Libertyville, IL (US);
Janina Adamczyk, Gurnee, IL (US);
Melissa A. Christensen, Palatine, IL (US);
Abbott Laboratories, Abbott Park, IL (US);
Abstract
A glycated hemoglobin assay utilizes a simple procedure for the determination of standardized %GHb in whole blood samples correlated to the Diabetes Control and Complications Trial (DCCT). First, a lysed whole blood sample is incubated with a solid phase that is coupled with boronic acid or similar boronate compound through covalent linkage chemistries known in the art. Next, a labeled antibody to human hemoglobin is added and the resulting signal is directly proportional to the %GHb in the sample. The advantages of measuring %GHb using a single determination include high precision and, since the assay is easily automatable, high throughput. With automation, this assay can also be consolidated with other testing on one analyzer. The method according to the various embodiments of the invention thus eliminates the need for two measurements: one for GHb and another for total hemoglobin (THb).