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US 4,683,197 AGranted
Detection method for occult blood
AssigneeHoffmann-La Roche Inc.
InventorHarald Gallati
Life of this patent
Estimating the term…
Abstract
A method for the detection of occult human blood in human stool samples by immunologically determining after performing the known peroxidase procedure, a human component abnormally present in the stool.
Claims10
A method for detection of occult human blood in a human stool sample comprising the steps of:
- (a) subjecting said sample to a peroxidase test whereby the peroxidative activity of hemoglobin in the presence of alcoholic hydrogen peroxide oxidizes a redox indicator, and
- (b) subsequently immunologically detecting in the same sample an immunologically detectable component of human origin selected from the group consisting of albumin and globulin.
Dependencies are inferred from the claim text.