From: Identification of the crp gene in avian Pasteurella multocida and evaluation of the effects of crp deletion on its phenotype, virulence and immunogenicity
Group
Immunization
Challenge
Survival
Protection rate
Immune group
103 CFU S416 (Δcrp)
107Â CFU P. multocida 0818
6/10
60Â %
Control
PBS
0/8
0