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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.:

US 5051354 B1

PDFFull Text
Date of Patent:
Sep. 24, 1991

Filed:

Apr. 15, 1988

Detection of altered iga1 in fluid samples

Applicant:
Inventors:

Jerry G Henslee, Libertyville, IL (US);

G Michael Hass, Libertyville, IL (US);

Jay R Schenck, Waukegan, IL (US);

Harry G Rittenhouse, Lake Bluff, IL (US);

Assignee:

Abbott Laboratories, Abbott Park, IL (US);

Attorneys:

Curry; Daniel R.

Porembski; Priscilla E.

Primary Examiner:

David A Saunders

Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
435-78 ; 435 28 ; 435810 ; 435-792 ; 435-794 ; 436501 ; 436513 ; 436518 ; 436534 ; 436813 ; 436827 ;
Abstract

The invention is a novel immunoassay method for detection of the immunoglobulin IgA.sub.1 with O-linked oligosaccharides lacking sialic acid in fluid samples, such as blood, serum and plasma. Particuarly, the invention is an immunoassay method which extracts total IgA from fluid samples by reaction with an immobilized anti-IgA antibody, and then detects only the IgA.sub.1 fraction with labeled peanut agglutinin.

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Henslee, Jerry. (1991). Detection of altered iga1 in fluid samples (U.S. Patent No. 5051354). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5051354

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