Competitive exclusion culture for swine

US5951977A · kind A · utility

Assignee

• The United States of America, as represented by the Secretary of Agriculture · US

Inventors

• David J. Nisbet · College Station, US
• Donald E. Corrier · College Station, US
• Larry H. Stanker · College Station, US

Key dates

• Filing date: Oct 14, 1997
• Grant date: Sep 14, 1999
• Expiry date: Oct 14, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C12R2001/46
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A defined probiotic or composition of anaerobic bacteria effective for controlling or inhibiting Salmonella colonization of swine is disclosed. The probiotic includes populations or cultures of substantially biologically pure bacteria which include: PA1 Enterococcus faecalis, PA1 Streptococcus bovis, PA1 Clostridium clostridiforme, PA1 Clostridium symbiosum, PA1 Clostridium ramosum, PA1 Bacteroides fragilis, PA1 Bacteroides distasonis, PA1 Bacteroides vulgatus, PA1 Bacteroides thetaiotamicron, and PA1 Bacteroides caccae. In use, the probiotic is administered to the subject swine in an amount effective for increasing resistance to Salmonella colonization thereof.