Abstracts 72nd NCADC May 2021 Siderophore receptor and porin (SRP) protein vaccines against fowl cholera: overcoming the serotype paradox. AAAP Conference August 2020 The effective use of SRP antigens in poultry vaccines 66th Western Poultry Disease Conference March 2017 Vaccination against Salmonella enterica Enteritidis using Siderophore Receptor and Porin Proteins Vaccination with Siderophore Receptors and Porins Protects against Fowl Cholera Challenge by Heterologous Serotypes