Submitted to: Patent Application
Publication Type: Abstract Only
Publication Acceptance Date: June 20, 2001
Publication Date: December 20, 2002
Citation: TATUM, F.M., BRIGGS, R.E. LKTA DELETION MUTANT OF P. HAEMOLYTICA. 2002. U.S. PATENT 6,495,145. Technical Abstract: Mutants of P. haemolytica provide excellent safety and efficacy when used as vaccines in ruminants, for example cattle, sheep, and goats, subject to pneumonic pasteurellosis. They can be administered by a variety of routes. Especially preferred is the use in animal feeds. The mutants are not reverting and contain no foreign DNA and no introduced antibiotic resistance genes.