Patent number: 8535903
Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity or as an enzymatic substrate for the detection of a nitroreductase activity and indicator of pH, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; U and V are N, N+R, CZ4, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic, preferably if U is CZ4, V is N or N+R and, if V is CZ4, U is N or N+R; and Z1, Z2, Z3 and Z4 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.
Type:
Grant
Filed:
July 29, 2010
Date of Patent:
September 17, 2013
Assignee:
BioMerieux, S.A.
Inventors:
Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth