WF14573 or its salt, production thereof and use thereof

   
   

The present invention provides a new antimicrobial compound WF14573, and a process for producing WF14573 by (a) culturing a WF14573A and/or B-producing microorganism in a nutrient medium and recovering WF14573A and/or B from the resultant cultured broth or (b) deacylating WF14573A and/or B in the presence of a microbial substance which is capable of deacylating WF14573A and/or B. Also provided are an antimicrobial agent comprising WF14573 and carrier(s), a pharmaceutical composition comprising an effective amount of WF14573 and pharmaceutically acceptable carrier(s), a method for killing microorganisms by applying WF14573 to the microorganisms, and use of WF14573 for the treatment of infectious diseases caused by pathogenic microorganisms.

La actual invención proporciona un compuesto antimicrobiano nuevo WF14573, y un proceso para producir WF14573 (a) cultivando un WF14573A y/o B-produciendo el microorganismo en un WF14573A nutriente y/o un B del caldo cultivado resultante o (b) deacylating WF14573A y/o un B medios y de recuperaciones en la presencia de una sustancia microbiana que sea capaz de deacylating WF14573A y/o B. También se proporcionan un agente antimicrobiano que abarca WF14573 y el carrier(s), una composición farmacéutica que abarca una cantidad eficaz de WF14573 y farmacéutico de carrier(s) aceptable, un método para matar a microorganismos aplicando WF14573 a los microorganismos, y el uso de WF14573 para el tratamiento de las enfermedades infecciosas causadas por los microorganismos patógenos.

 
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