The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 2007
Filed:
Jan. 26, 2004
Arthur James, Rothbury, GB;
Annette Rigby, Haltwhistle, GB;
Arthur James, Rothbury, GB;
Annette Rigby, Haltwhistle, GB;
Biomerieux, Marcy l'Etoile, FR;
Abstract
The present invention relates to novel chromogenic substrates which are used to detect aminopeptidase activity in microorganisms or to determine whether at least one bacterium belongs to the Gram-positive group or to the Gram-negative group according to the color thereof. The invention also relates to culture media containing such substrates, to the use of the substrates or media for the detection of aminopeptidase activities and/or the differentiation of Gram-positive bacteria from Gram-negative bacteria and to methods of use. The aforementioned novel substrates have the formula below: in which: The invention is particularly suitable for use in the field of diagnostics.