C - Chemistry – Metallurgy – 12 – Q
Patent
C - Chemistry, Metallurgy
12
Q
150/14, 150/3.1
C12Q 1/28 (2006.01)
Patent
CA 1276531
DIAGNOSTIC SALIVA TEST FOR DETECTING PERIODONTAL DISEASE Abstract of the Invention Method for detecting the presence of periodontal disease by contacting saliva from a patient suspected of having said disease condition with hydrogen per- oxide and a buffered aqueous solution of 4-aminoanti- pyrine and a phenolic component and observing the color produced as an indication of the presence of periodontal disease, said phenolic component being (i) sodium 2-hydroxy-3,5-dichlorobenzene sulfonate; (ii) p-hydroxybenzoic acid; (iii) p-methoxyphenol; or (iv) 2,6-dichlorophenol.
506556
Chaudhari Panna R.
Shah Nutan B.
Osler Hoskin & Harcourt Llp
Richardson-Vicks Limited
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