Diagnostic agent for the detection of peroxidatively active substances
First Claim
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1. TEST STRIP COMPOSITION FOR THE DETECTION OF PEROXIDATIVELY-ACTIVE SUBSTANCES IN BODY FLUIDS, COMPRISING A CARRIER CONTAINING A HYDROPEROXIDE, AT LEAST ONE CHROMOGEN AND, AS AN ACTIVATOR, A COMPOUND OF THE FORMULA:
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Abstract
Test strips for the detection of peroxidatively active substances in body fluids, e.g., for the detection of blood in urine, comprising a carrier containing A. A HYDROPEROXIDE; B. AT LEAST ONE CHROMOGEN; AND C. AS AN ACTIVATOR A COMPOUND OF THE FORMULA:
WHEREIN R1 is pyridyl or phenyl, optionally substituted by lower alkyl or alkoxy, and R2 is hydrogen or lower alkyl.
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Citations
25 Claims
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1. TEST STRIP COMPOSITION FOR THE DETECTION OF PEROXIDATIVELY-ACTIVE SUBSTANCES IN BODY FLUIDS, COMPRISING A CARRIER CONTAINING A HYDROPEROXIDE, AT LEAST ONE CHROMOGEN AND, AS AN ACTIVATOR, A COMPOUND OF THE FORMULA:
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2. Test strip as claimed in claim 1 and wherein R1 in the formula of said activator compound is pyridyl.
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3. Test strip as claimed in claim 1 wherein R1 in the formula of said activator compound is phenyl.
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4. Test strip as claimed in claim 1 wherein R1 in the formula of said activator compound is pyridyl substituted by methyl or methoxy.
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5. Test strip as claimed in claim 1 wherein R1 in the formula of said activator compound is phenyl substituted by methyl or methoxy.
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6. Test strip as claimed in claim 1 wherein R2 in the formula of said activator compound is hydrogen.
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7. Test strip as claimed in claim 1 wherein R2 in the formula of said activator compound is methyl.
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8. Test strip as claimed in claim 1 wherein said activator compound is 2-(phenylvinyl)-4-methylpyridine.
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9. Test strip as claimed in claim 1 wherein said activator compound is pyridyl-2-pyridyl-4-ethylene.
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10. Test strip as claimed in claim 1 wherein said activator compound is 2-(4-methylphenylvinyl)-pyridine.
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11. Test strip as claimed in claim 1 wherein said activator compound is 2-(4-methoxyphenylvinyl)-pyridine.
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12. Test strip as claimed in claim 1 wherein said activator compound is di-(pyridyl-2)-ethylene.
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13. Test strip as claimed in claim 1 wherein said activator compound is pyridyl-2-pyridyl-3-ethylene.
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14. Test strip as claimed in claim 1 wherein said activator compound is Alpha -styryl-pyridine.
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15. Test strip as claimed in claim 1 wherein said hydroperoxide is diisopropyl-benzene hydroperoxide or 2,5-dimethylhexane-2,5-dihydroperoxide.
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16. Test strip as claimed in claim 1 wherein said indicator is of the benzidine series or of the heterocyclic azine series.
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17. Test strip as claimed in claim 1 wherein said composition also contains a small amount of a complex forming agent.
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18. Test strip as claimed in claim 1 wherein said composition also contains a thickening agent.
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19. Test strip as claimed in claim 1 wherein said composition also contains a wetting agent.
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20. Test strip as claimed in claim 1 comprising citrate buffer ethyLenediamine-tetraacetic acid, disodium salt dodecyl-benzene-sulfonic acid sodium salt 2,5-dimethylhexane-2,5-dihydroperoxide phosphoric acid trimorpholide o-tolidine o-stilbazole.
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21. Test strip as claimed in claim 1 wherein the carrier is an absorbent material impregnated with the reagents.
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22. Test strip as claimed in claim 21 wherein the carrier is a water-stable film with the reagents incorporated therein.
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23. Method of detecting a peroxidatively active substance in a body fluid which method comprises contacting a sample of said body fluid with a test strip composition as claimed in claim 1 and observing a color change in said test strip composition as an indication of the absence or presence of the peroxidatively active substance.
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24. Method as claimed in claim 23 wherein said peroxidatively active substance is blood.
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25. Method as claimed in claim 23 wherein said body fluid is urine.
Specification