NOVEL PHENOXAZINONE DERIVATIVES AS ENZYME SUBSTRATES AND USE THEREOF AS INDICTOR IN THE DETECTION OF MICROORGANISMS WITH PEPTIDASE ACTIVITY

摘要

The invention relates to novel enzymatic substrates with the following formula: (I) where R1, R2, R3, R4, R5, R6, A and X are as defined in claim 1, the reaction media comprising the same and the use thereof for the detection and/or identification and/or quantification of microorganisms expressing at least one peptidase activity. The above is of application to diagnostics.