| 摘要 |
The present invention relates to the use of a compound of the following formula (I) for detecting a peptidase activity and/or a variation in pH: according to which: Y1 is a peptide, H or an alkyl; 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 thereof; n=0, 1 or 2; U and V are N, N+R or CZ4, R being H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3 and Z4 being independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof. |
