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US 7,001,741 B1Granted
Detection of peroxidase activity in milk or milk products
AssigneeMerck Patent GmbH
InventorsDieter Tanzer, Karl-Dieter Krenn
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Abstract
The invention relates to an agent and a method for the dry chemical detection of lactoperoxidase in milk or dairy products. The method according to the invention is characterized by rapid execution thereof and said method has a high degree of sensitivity. The high detection sensitivity is achieved by adding iodide ions to the usual reagents.
Claims11
A method for the determination of lactoperoxidase in milk or milk products, comprising:
- a) providing a sample comprising milk or milk products and a support to which at least one peroxidase substrate which gives a color upon reaction and an iodide have been applied;
- wherein the iodide has been applied to the support in a solution with a concentration between 1.5 and 8 mmol/l;
- b) immersing the support into the sample;
- c) waiting for a color reaction;
- d) detecting the color reaction.
2 more elements
Dependencies are inferred from the claim text.