Compositions, methods and kits for repressing virulence in gram positive bacteria

• US 20070142318A1
• Filed: 02/23/2007
• Published: 06/21/2007
• Est. Priority Date: 08/25/2004
• Status: Active Grant

• Current Assignee: Tufts University
• Original Assignee: Tufts University
• Inventors: Sonenshein, Abraham
• Granted Patent: US 8,202,695 B2
• Time in Patent Office: Days
• US Class Current: 514/46
• CPC Class Codes: A61K 2300/00 Mixtures or combinations of active ingredients, wherein at least one active ingredient is fully defined in groups A61K31/00 - A61K41/00
• CPC Class Codes: A61K 31/198 Alpha-amino acids, e.g. alanine or edetic acid [EDTA] betaine A61K31/205; proline A61K31/401; tryptophan A61K31/405; histidine A61K31/4172; peptides not degraded to individual amino acids A61K38/00
• CPC Class Codes: A61K 31/522 having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
• CPC Class Codes: A61K 31/7076 containing purines, e.g. adenosine, adenylic acid
• CPC Class Codes: A61K 45/06 Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
• CPC Class Codes: A61K 47/183 Amino acids, e.g. glycine, EDTA or aspartame
• CPC Class Codes: A61K 47/26 Carbohydrates, e.g. sugar alcohols, amino sugars, nucleic acids, mono-, di- or oligo-saccharides; Derivatives thereof, e.g. polysorbates, sorbitan fatty acid esters or glycyrrhizin
• CPC Class Codes: A61P 31/04 Antibacterial agents
• CPC Class Codes: Y02A 50/30 Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Abstract

Bacterial virulence is repressed by compositions and methods for activating permanently a repressor of virulence factors. Compositions provided contain at least one non-metabolizable analog of guanine, guanosine, isoleucine and valine.

Claims