Abstract
Salmonella enterica subsp. enterica serovar Gallinarum biovar Gallinarum (S. Gallinarum) is the biologic agent of fowl typhoid, a grave disease that takes place in birds of any age though it is more common in adults. Salmonella enterica subsp. enterica serovar Gallinarum biovar Pullorum (S. Pullorum) is the pathogen causative of pullorum disease, a systemic illness that occurs mainly in y…