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| Number | Title | Issue Date |
| 5487978 | Method, composition and device for the determination of cholesterol using cholesterol oxidase obtained from bacterial strain NRRL B-18713 The present invention provides a kinetic or rate method for the determination of cholesterol in free or bound form with of a cholesterol oxidase enzyme obtained from Bacterial strain NRRL B-18713 which inherently has a high Michaelis and Menton, Km, of ab... | 01/30/1996 |
| 5270219 | Fluid transfer device The fluid transfer device of the present invention is used for example, to provide access to a vacuum tube which is sealed with a stopper. The device has a cylindrical body with a top wall portion and first and second conduits fixed and extending therethr... | 12/14/1993 |
| 5188941 | Enzymatic determination of theophylline The present invention provides a new methodology and test composition for determining the presence of theophylline in test samples. The methodology employs enzymes that utilize or recognize theophylline as a substrate to measure the concentration thereof ... | 02/23/1993 |
| 5188955 | Method of preserving arylacylamidase in aqueous solution Arylacylamidase can be stabilized by inhibiting conformational changes using either o-cresol or benzoic acid or salts of benzoic acid as a stabilizing agent. The compositions show significantly enhanced stability of arylacylamidase in aqueous solution, ly... | 02/23/1993 |
| 5139685 | Blood separation filter assembly and method Blood separation filter assemblies and methods are provided to quickly and completely separate plasma or serum from whole blood without the need of centrifugation. The filter assemblies and methods have filter materials of a predetermined thickness which ... | 08/18/1992 |
| 5104619 | Disposable diagnostic system A disposable diagnostic assembly or device for performing diagnostic tests which include test card and strip structures having a generally flat area, containing a well with an interior wall defining a reagent pad pocket to receive a specifically designed ... | 04/14/1992 |
| 4999288 | Test composition and method for the determination of anilides A method and unitized test composition is described for the estimation of an anilide in which the enzymatic hydrolysis of the anilide and colorimetric quantitation of aniline or aniline derivative can be done simultaneously. The hydrolysis of the anilide ... | 03/12/1991 |
